The Session Characters

by Andrew Mayne

The Session by Andrew Mayne Book Cover
This character guide covers arcs across the whole book and may contain spoilers.

The Session has a large, interconnected cast that blends family drama, corporate intrigue, and emergency-response action. Mark Greenley anchors it as an EMT and coach pulled into the Lightman family and Summit Strategies, while figures like Max, Tru, Nathan, Kevin, Marnie, and Diane keep the stakes personal and suspicious.

On this page you'll find roles, descriptions, arcs, and relationships for the full cast, from Summit executives and Constellation teammates to family members, investigators, and minor figures who shape Mark's choices. It's a guide to who matters, how they connect, and where they fit in the story.

Main Characters

Mark Greenley

Protagonist

Mark Greenley, later drawn into the Lightman family as Mark Lightman, is an EMT and coach who seeks a youth athletic foundation grant and a coaching job. He is impulsive, loyal, and increasingly willing to investigate Summit Strategies after learning Max Lightman is his biological father. He becomes the central figure in exposing Kevin's death and Summit's secrets.

Arc: Mark moves from a struggling coach and EMT into the heart of Summit Strategies, then turns against its abuses after investigating Kevin's death. He evolves from an outsider seeking approval into someone who forces Max, Tru, and Marnie to accept accountability and burns the Vault records.

  • Max Lightman — his biological father
  • Tru Feingold — Summit recruiter, guide, and uncertain ally
  • Nathan Morris — Summit executive he comes to suspect and oppose
  • Kevin Lightman — his deceased half-brother whose death he investigates
  • Marnie Lightman — Max's wife and later ally
  • Holly — his girlfriend/ex-girlfriend
  • Devon Martinez — his friend, ambulance partner, and cousin
  • Carol Greenley — his mother
  • Coach Stevenson — his mentor
  • Diane Valclerc — investigator who questions him repeatedly
  • Blaise Cutler — Summit frenemy and interrogator
  • John — Summit interrogator who tests him

Nathan Morris

Antagonist

Nathan Morris is a senior Summit Strategies executive and longtime adviser to Max Lightman. He is suspicious of Mark's grant early on, later admits to covering up Kevin's overdose, and is ultimately suspected of murdering Kevin and framing Max. He collaborates with Safid Al-Rashid and is missing after the Vault breach.

Arc: Morris moves from wary Summit colleague to suspected murderer and traitor. Mark and Marnie build a plan to expose him, and evidence eventually shows Morris manufactured a case against Max and conspired with outside actors.

  • Mark Greenley — Summit colleague he investigates and later opposes
  • Max Lightman — longtime adviser suspected of framing him
  • Kevin Lightman — met Kevin before his death and is suspected in it
  • Safid Al-Rashid — collaborator in the Signal chat
  • Diane Valclerc — suspected inside source for her investigation
  • Tru Feingold — Summit colleague wary of him
  • Blaise Cutler — Summit colleague used in John's trap
  • Bob Nichols — security figure suspected of helping him

Bob Nichols

Antagonist

Bob Nichols is a Summit security and intelligence figure who investigates Mark's shooting incident and later escorts him to Marnie. He is exposed as a security threat after recruiting Blaise Cutler for Vault access and then going missing. He is described as an ex-CIA man and a serious integrity threat.

Arc: Nichols moves from internal investigator to suspected insider and fugitive. His betrayal prompts Summit's crisis meeting and the hunt for him.

  • Tru Feingold — Summit colleague she tasks with investigation
  • Mark Greenley — Summit employee he investigates and escorts
  • Blaise Cutler — insider he recruits
  • Max Lightman — Summit founder whose interests he considers
  • Nathan Morris — security figure suspected of collaborating with him

Safid Al-Rashid

Antagonist

Safid Al-Rashid is the owner of EuroLogix and a collaborator with Nathan Morris in the Signal chat. He is linked to the rehab facility, planes, bounty posters, and the plot to force a Summit sale. He works with Helena Arnaud to manage the investigation of Max.

Arc: Safid is revealed from behind-the-scenes logistics to an active conspirator against Max and Summit. His links to Morris and Arnaud become key evidence Mark presents to French officials.

  • Nathan Morris — partner and collaborator
  • Helena Arnaud — collaborator in the plot
  • Mark Greenley — target of the bounty and investigation
  • Max Lightman — target of the manufactured case

Helena Arnaud

Antagonist

Helena Arnaud is a French official who appears in a Signal chat with Nathan Morris and Safid Al-Rashid. She says she will delay the warrant so Max can reach his boat and urges the Canadians to be ready. Diane Valclerc and Laurent Seneschel are her subordinates.

Arc: Helena is exposed through the Signal chat as a collaborator in Morris and Safid's plan. Mark tells Diane and Laurent to say 'Karim' to her to confirm his claims.

  • Nathan Morris — collaborator implicated in the chat
  • Safid Al-Rashid — collaborator implicated in the chat
  • Diane Valclerc — her subordinate
  • Laurent Seneschel — her subordinate

Supporting Characters

Max Lightman

Supporting

Max Lightman is the co-founder of Summit Strategies, creator of its tech, and Mark's biological father. He is described as brilliant, charismatic, and full of secrets, and he has long remained distant from Mark. He appears through Summit meetings, museum recordings, and a seaside estate crisis meeting.

Arc: Max begins as a distant myth and absent father, then meets Mark and admits grief and guilt over Kevin. After Mark exposes the Vault's abuses, Max eventually accepts Mark's terms and chooses to fight Nathan Morris rather than flee.

  • Mark Greenley — his biological son
  • Kevin Lightman — his deceased son
  • Marnie Lightman — his wife
  • Arnold Feingold — co-founder and collaborator
  • Tru Feingold — Summit colleague and Arnold's daughter
  • Nathan Morris — longtime adviser he later suspects of betrayal
  • Carol Greenley — Mark's mother and his former lover

Tru Feingold

Supporting

Tru Feingold is Arnold Feingold's daughter and a Summit Strategies executive who recruits, tests, and guides Mark. She is ambitious, guarded, and committed to Summit's future, while also increasingly entangled with Mark's investigation. She pilots the escape boat and helps negotiate the confrontation over the Vault.

Arc: Tru starts as Mark's recruiter and handler, testing him through Summit's programs and the Haiti deployment. She becomes a co-conspirator against Nathan Morris, reaches a truce with Marnie, and accepts Mark's terms after he exposes the Vault abuses.

  • Mark Greenley — recruit, ally, and uncertain confidant
  • Max Lightman — Summit colleague and her father's co-founder
  • Arnold Feingold — her father
  • Marnie Lightman — Summit colleague and later truce ally
  • Kevin Lightman — close friend she treated like family
  • Nathan Morris — Summit colleague she warns Mark against
  • Blaise Cutler — colleague who taunts her
  • Bob Nichols — Summit security figure she tasks with investigation

Kevin Lightman

Supporting

Kevin Lightman is Max's son and Mark's half-brother, who drowned a year before the main events. He is remembered as a good kid under intense pressure, and his death is initially treated as an accidental drowning or drug relapse. His hidden phone and files reveal he had compiled whistleblower-style information about Summit.

Arc: Kevin is dead before the story begins, but Mark's investigation gradually turns his death from an accident into a suspected murder. His phone and files become key evidence against Morris and Summit's abuses.

  • Mark Greenley — his half-brother
  • Max Lightman — his father
  • Marnie Lightman — his mother
  • Tru Feingold — close friend who did not fully trust his findings
  • Nathan Morris — met him shortly before his death
  • David McCready — colleague who sent him warnings and data
  • Lisbeth — his sponsor and bartender

Marnie Lightman

Supporting

Marnie Lightman is Max's wife and Kevin's mother, and she enforced Carol's NDA in the past. She probes Mark when they meet and later reveals she believes Kevin was killed and that Nathan had a hand in it. She becomes a strategist and ally in the escape from Morris's trap.

Arc: Marnie begins as a wary, controlling family figure, then becomes one of Mark's key allies against Morris. She helps plan the escape and accepts Mark's terms after he exposes the Vault.

  • Max Lightman — her husband
  • Kevin Lightman — her son
  • Mark Greenley — her husband's son and ally
  • Carol Greenley — former good friend
  • Tru Feingold — Summit colleague and later truce ally
  • Nathan Morris — longtime figure she distrusts

Diane Valclerc

Supporting

Diane Valclerc is an investigator who first approaches Mark under the name Diane, posing as a curious stranger and later questioning him about Kevin, David McCready, Summit, and the Vault. She is connected to French authorities and works alongside Laurent Seneschel. She ultimately uses Mark's evidence to confront the case against Max.

Arc: Diane moves from covert questioning to open negotiation with Mark at the French consulate. She begins pursuing Max but becomes concerned by evidence that Morris and Helena Arnaud manipulated the investigation.

  • Mark Greenley — investigator who questions and negotiates with him
  • David McCready — death she investigates
  • Kevin Lightman — death she questions Mark about
  • Laurent Seneschel — fellow French commandant
  • Helena Arnaud — her superior
  • Max Lightman — subject of her investigation

Holly

Supporting

Holly is Mark's girlfriend and later ex-girlfriend, a molecular biologist who helped build his digital-twin nutrition program. She is practical, concerned about Mark's choices, and skeptical of Summit Strategies. She examines the kayak cord evidence for Mark and later leaves for a biotech job in New Mexico.

Arc: Holly supports Mark early but grows wary of Summit and Mark's secrecy. She remains a trusted person he turns to with evidence, even as their relationship becomes strained and long-distance.

  • Mark Greenley — her boyfriend/ex-boyfriend
  • Howard Vender — her father
  • Lisa Vender — her mother

Devon Martinez

Supporting

Devon Martinez is Mark's friend, ambulance partner, and stepfamily cousin. He works overnight EMS shifts with Mark and later agrees to head the replacement Youth Athletic League so the kids can keep playing. He is also drawn into John's interrogation when his messages with a teenage volunteer are used against Mark.

Arc: Devon begins as Mark's loyal EMS partner and becomes head of the replacement foundation. His mistakes with Stephanie O'Connor are used by John to pressure Mark, but he remains part of Mark's family and community.

  • Mark Greenley — friend, ambulance partner, and cousin
  • Byron Martinez — his uncle
  • Stephanie O'Connor — much younger volunteer he exchanged photographs with

Coach Stevenson

Supporting

Coach Stevenson is Mark's retired coaching mentor, cared for at Tall Oaks. He has memory lapses but remains fiercely proud of Mark, angry when Florida Atlantic does not offer him anything, and helpful in arranging another chance with Frank Cox. He advises Mark on evaluating organizations and on remaining suspicious enough to catch problems.

Arc: Stevenson moves from confused and disappointed mentor to active advocate, calling Frank Cox and sending a follow-up email on Mark's behalf. His decline frames Mark's sense of loyalty and loss.

  • Mark Greenley — his former player and mentee
  • Frank Cox — coach he calls about Mark

Carol Greenley

Supporting

Carol Greenley is Mark's mother and a former Summit Strategies employee bound by an NDA. She is evasive about her past with Summit, then reveals that Max Lightman is Mark's father and that Kevin was his half-brother. She advises Mark to take the Summit opportunity while trusting them carefully.

Arc: Carol moves from hiding her past to explaining the NDA, her affair with Max, and Mark's hidden paternity. She remains wary of Summit and disillusioned with Byron.

  • Mark Greenley — her son
  • Max Lightman — man she had an affair with and Mark's father
  • Marnie Lightman — former friend who enforced the NDA
  • Tru Feingold — knew her as a child when Carol worked at Summit
  • Byron Martinez — Mark's stepfather, about whom she is disillusioned

Blaise Cutler

Supporting

Blaise Cutler is a Summit Strategies legacy provider who is competitive, cunning, and often taunting toward Tru. He meets Mark one-on-one, explains Summit's reputation-based business, and later interrogates Mark during John's Level 10 Session trap. He names Bob Nichols as his contact and is sent for rehabilitation.

Arc: Blaise begins as a rival and guide to Summit's cynical sales culture, then becomes a suspect in the Vault breach and Mark's interrogator. After Mark defeats him, he is exposed as Nichols's recruit and removed for rehabilitation.

  • Mark Greenley — Summit frenemy and interrogator
  • Tru Feingold — colleague with a long-standing crush on her
  • John — Summit operative who uses him in the trap
  • Bob Nichols — contact who recruited him

John

Supporting

John is a Summit interrogator and handler who conducts Mark's Level 10 Session in a room equipped like a lie detector. He pressures Mark with personal history, reveals the Vault breach, and offers Mark an assignment to identify a second insider. He ultimately reveals that the confrontation with Blaise was Mark's test.

Arc: John begins as an intimidating captor and becomes the architect of Mark's final Session test. He uses Mark's guilt and family history to assess his loyalty and problem-solving.

  • Mark Greenley — his interrogator and tester
  • Blaise Cutler — suspect used in John's trap
  • Max Lightman — subject of his questions
  • Alan Jason Michelson — former teammate whose case he uses against Mark
  • Devon Martinez — Mark's cousin whose messages he uses
  • Stephanie O'Connor — teen volunteer whose messages he uses
  • Trudy Rodriguez — fired coworker whose case he uses
  • Diane Valclerc — woman he asks Mark about

Arnold Feingold

Supporting

Arnold Feingold is Tru's father, a former professor, and Max Lightman's co-founder in Summit Strategies. He is described as a good man pulled into Max's world and as a brilliant collaborator whose work underlies the tech. His materials and influence appear throughout Summit's training systems.

Arc: Arnold does not appear directly in most events, but his legacy and work shape Summit. Tru invokes him when she worries about the Vault plan and Max's choices.

  • Tru Feingold — his daughter
  • Max Lightman — co-founder and collaborator
  • Jean-Pierre Allard — Allard comments on his brilliance and shared material

Jonathan Kincaid

Supporting

Jonathan Kincaid is a Summit Strategies executive who sits in on Mark's first grant meeting and questions his foundation's vetting and volunteer support. He later appears as a named member of the executive committee whose vote matters to Mark's position. He is skeptical but not obstructive in the grant meeting.

Arc: Kincaid begins as an observer testing Mark's foundation claims and later becomes one of the committee votes Mark must win. He does not undergo a major personal change in the notes.

  • Tru Feingold — Summit colleague
  • Nathan Morris — Summit colleague
  • Mark Greenley — questions him during the grant meeting

Susan Philips

Supporting

Susan Philips is a Summit Strategies finance employee who reports suspicious Future Strategies credit-card expenses to Tru. She describes being put through a six-hour Session, having personal secrets used against her, being fired, and signing an NDA. She also reports David McCready's disappearance and fears she is being watched.

Arc: Susan moves from a frightened employee seeking help to a source who asks Tru to investigate and then asks to be left alone. Her account exposes Summit's coercive Session practices.

  • Tru Feingold — Summit colleague she trusts with her report
  • Donald Hamlin — her supervisor
  • David McCready — IT coworker she told about the expenses

Michael Henley

Supporting

Michael Henley is a Summit Strategies planner who runs Conclave Conference meetings and advises on how to lure key invitees. He offers Vincent evidence of Bill Kaiser's infidelity in exchange for body-cam footage and supports Tru's rebrand plan for Mark. He also mentors and teases Blaise.

Arc: Henley moves from event planning and leverage-based recruiting to supporting Tru's plan to make Mark a hero. He later offers to help recruit Mark into Summit.

  • Vincent — offers him a deal for body-cam footage
  • Bill Kaiser — target of his infidelity accusations
  • Blaise Cutler — younger colleague he mentors and teases
  • Nathan Morris — Summit colleague
  • Tru Feingold — Summit colleague who presents the footage
  • Mark Greenley — potential recruit he offers to help sign

Chad Jameson

Supporting

Chad Jameson is a Summit compliance officer who insists actions must be legitimate and objects to engineered valor or combat plans. He corrects Delilah Rawling's record details and flatly refuses to send Mark into a war zone. He later calls Mark's kayak-strap evidence a reach.

Arc: Jameson remains a cautious institutional check on Summit's authority games. He is skeptical of Mark's Kevin investigation but participates in the crisis meeting.

  • Max Lightman — Summit colleague he keeps honest
  • Delilah Rawling — colleague he corrects
  • Mark Greenley — skeptical of his evidence
  • Nathan Morris — Summit colleague

Ted Connelly

Supporting

Ted Connelly is a Summit Strategies operative who proposes that Mark earn authority through Constellation hazardous or combat deployments in Haiti. He explains Constellation's operations and argues media coverage can control the narrative. He clashes with Tru over sending Mark into danger.

Arc: Connelly pushes the risky path that sends Mark to Haiti. His proposal shapes Mark's initiation and the danger that follows.

  • Mark Greenley — proposes his Haiti deployment
  • Tru Feingold — clashes with her over the war-zone plan
  • Max Lightman — Summit colleague in the meeting

Delilah Rawling

Supporting

Delilah Rawling is Summit's director of content, who suggests survival challenges and older records, including Max Lightman's audiocassette record. She notes that hazardous emergency roles earn authority points. She is corrected by Chad Jameson on record details.

Arc: Rawling helps design Mark's authority path but remains a minor figure in the decision. Her ideas are folded into the larger debate about how Mark should prove himself.

  • Max Lightman — raises his old records as a challenge
  • Mark Greenley — helps design his authority path
  • Chad Jameson — colleague who corrects her

Jim Burton

Supporting

Jim Burton is the Constellation field commander in Haiti who meets Mark, insists he be armed and qualified at the shooting range, and briefs the team on the fuel convoy. He leads the rescue at the Delacroix power station and later gives Mark the bounty flyer. He offers Mark partial credit and warns him he is a kidnapping target.

Arc: Burton moves from skeptical field commander to someone who relies on Mark in the rescue. He ultimately helps evacuate Mark after the bounty makes him a liability.

  • Mark Greenley — his field commander
  • Evelyn Kade — Constellation colleague
  • Blackjack — wounded teammate he directs Mark to treat
  • Wesley — injured man rescued by the team

Evelyn Kade

Supporting

Evelyn Kade is a Constellation logistics and local-relations coordinator who tours Mark, sets him up with gear, and proposes the call sign Bookmark. She calls Max Lightman her North Star, has completed Nova and Supernova, and reaches Level 9 Session. She helps train Mark with a firearm and later helps rescue Wesley and evacuate Mark.

Arc: Kade begins as a pragmatic teammate who teases Norm and debates Summit's rumors. She becomes a reassuring ally to Mark during the Haiti mission and helps him survive the aftermath.

  • Mark Greenley — teammate, trainer, and evacuation contact
  • Norm — colleague she teases and argues with
  • Max Lightman — she calls him her North Star
  • Giselle — friend and neighbor who tutored her
  • Blackjack — wounded teammate
  • Jim Burton — Constellation colleague

Norm

Supporting

Norm, also called Michael “Norm” McFarris, is a seasoned Constellation contractor who explains convoy procedures, translates Haitian Creole, and shows Mark the camp library. He lends Mark Lightman books and a manuscript by Jean-Pierre Allard, and he speaks candidly about Summit's darker side. He values whether Lightman's methods work more than whether they are literally true.

Arc: Norm becomes one of Mark's first guides inside Constellation's culture and Lightman's methods. He remains a pragmatic, seasoned presence during the Haiti mission.

  • Mark Greenley — fellow contractor and informal mentor
  • Evelyn Kade — colleague
  • Max Lightman — author whose methods he uses and discusses
  • Jason Ouelletta — former Constellation associate he saw at an airport

Oswaldo Ortega

Supporting

Oswaldo Ortega is the senior medic at Constellation's Haitian compound who shows Mark the medical bay and explains treatment and evacuation rules. He later inspects Blackjack's and Mark's wounds and gives Mark a thumbs-up through the operating room window. He is a steady medical colleague during the rescue.

Arc: Ortega remains a practical medical professional who treats Mark and Blackjack and helps Mark feel he did some good. He does not undergo a major change in the notes.

  • Mark Greenley — medical colleague and treating medic
  • Blackjack — wounded teammate he treats
  • Dr. Benson — doctor he stays clear of during inspection

Blackjack

Supporting

Blackjack is a Constellation teammate shot during the Delacroix power station rescue. Mark treats his gunshot wound and later observes his surgery. He refuses anything stronger than a local anesthetic and remains a symbol of the mission's cost.

Arc: Blackjack is wounded in the rescue and survives surgery. Mark checks on him through the operating room window, taking solace that he helped.

  • Mark Greenley — teammate who treats his wound
  • Link — teammate who applies pressure to his wound
  • Wesley — fellow wounded man in the SUV
  • Oswaldo Ortega — medic who treats him
  • Dr. Benson — surgeon who operates on him

Wesley

Supporting

Wesley is the night manager at the Delacroix power station found alive with a head wound behind the loading dock. Mark bandages him and loads him into the SUV with Blackjack. He is later reported alert with swelling but no expected brain damage.

Arc: Wesley is rescued and survives his injury. His rescue becomes one of the few positive outcomes Mark clings to after the Haiti mission.

  • Raccoon — coworker who defends him as a good guy
  • Blackjack — wounded man loaded with him
  • Mark Greenley — rescuer who finds and treats him

Raccoon

Supporting

Raccoon is a wounded Constellation teammate at the power plant who reports that Toussaint was hit and Wesley is missing. He insists Wesley is a good guy. He is part of the rescue aftermath and the team's concern for its own.

Arc: Raccoon remains a minor but humanizing figure in the Haiti rescue. He helps establish the stakes of the wounded team members.

  • Blackjack — wounded teammate
  • Wesley — coworker he defends
  • Mark Greenley — teammate during the rescue

Link

Supporting

Link is a Constellation teammate who presses a hand to Blackjack's torso to hold the wound shut and follows Mark's request for hemostatic gauze. He assists in the emergency treatment during the rescue.

Arc: Link remains a minor teammate who helps Mark treat Blackjack. He does not change significantly in the notes.

  • Blackjack — teammate whose wound he holds
  • Mark Greenley — teammate assisting treatment

Dr. Benson

Supporting

Dr. Benson is the surgeon who operates on Blackjack's wounds at the hospital. He initially objects to Mark observing, then reconsiders because the armed personnel are there at the Haitian government's request. He is a minor but humane authority figure in the rescue aftermath.

Arc: Benson moves from objecting to allowing Mark to observe Blackjack's surgery. He remains a professional treating the wounded.

  • Blackjack — patient he operates on
  • Mark Greenley — allows him to observe after objecting
  • Jim Burton — armed personnel whose request he reconsiders

Captain Renard

Supporting

Captain Renard is the local Haitian police captain who negotiates at convoy stops and tells those sent to negotiate that they are better off pounding sand. He cannot fully trust his own men, apologizes when he must leave to make arrests, and thanks Mark as 'Mr. Lightman.'

Arc: Renard remains a pragmatic local authority who helps the convoy and later recognizes Mark's father's name. His thanks unsettle Mark by tying him to Max.

  • Mark Greenley — thanks him as Mr. Lightman
  • Jim Burton — local captain cooperating with the convoy
  • Evelyn Kade — present with her at the arrest departure

Sweeting

Supporting

Sweeting is a local official who arrives with Constable Rolle to meet Mark and Morris at Kevin's beach house. He explains that borrowed kayaks and thrown bottles are common and asks who 'everybody' is. He wants the situation handled delicately and knows Morris as Nathan.

Arc: Sweeting remains a local official trying to manage the Kevin case without disruption. He does not change significantly in the notes.

  • Nathan Morris — local official who knows him as Nathan
  • Constable Rolle — arrives with him
  • Kevin Lightman — says he used to drink with Kevin

Constable Rolle

Supporting

Constable Rolle is a local police officer who answers Mark's questions about Kevin's case, admits Inspector Pinder was not in court, and says the cause of death was accidental drowning. He later gives Mark limited information and refuses to investigate further. He warns Mark he was never there.

Arc: Rolle remains constrained by local rules and reluctance to challenge the official story. He provides Mark with a small opening into the case but will not pursue it.

  • Inspector Pinder — says Pinder filed the report
  • Sweeting — arrives with him
  • Mark Greenley — gives him limited information

Lisbeth

Supporting

Lisbeth is Kevin's sponsor and bartender at Sandy Cove. She rejects the overdose story, recalls Kevin talking with an older man later identified as Nathan Morris, and gives Mark Kevin's Android phone. She believes Kevin was clean and wants the drowning story to make sense.

Arc: Lisbeth becomes a crucial witness and source of Kevin's phone. She helps Mark move from suspicion to evidence.

  • Kevin Lightman — his sponsor and bartender
  • Mark Greenley — gives him Kevin's phone
  • Nathan Morris — identifies him as the man who met Kevin

Benjamin

Supporting

Benjamin is a blind archive and Vault worker who navigates by sound and explains the braille intake system and the Vault's legal structure. He drives Mark through the underground Vault, identifies folders by touch, and estimates millions of folders and a small staff of blind librarians. He helps Mark find and later destroy the Vault records.

Arc: Benjamin moves from archive guide to active participant in Mark's plan to burn the Vault. He provides the practical knowledge that makes the destruction possible.

  • Keller — older man who explains archive rules to him
  • Mark Greenley — Vault guide and co-conspirator
  • Max Lightman — showed him the Vault's intake system
  • Tru Feingold — waits outside the Vault with Max

Keller

Supporting

Keller is the older archive worker who explains to Benjamin that the folders are labeled in braille so the librarians cannot read their contents. He describes the system as designed to keep people honest with other people's secrets. He hands Benjamin his own folder.

Arc: Keller remains a minor custodian of the archive's rules. His explanation sets up the Vault's secrecy system.

  • Benjamin — explains the archive rules to him

Vera Needleman

Supporting

Vera Needleman is Mark's attorney, who explains the legal fallout from the shooting, the withheld body-cam footage, and the possibility of suing the city and county. She later warns Mark that leaked footage and his TV interview have angered the district attorney. She is a pragmatic legal adviser.

Arc: Vera moves from defending Mark against obstruction charges to warning him about publicity and asking whether he still needs her services. She remains a cautious counterweight to Mark's public strategy.

  • Mark Greenley — his attorney

Byron Martinez

Supporting

Byron Martinez is Mark's stepfather and Devon's uncle, involved in selling the family ambulance service. He tries to help Mark with work and legal problems but is constrained by the sale, insurance issues, and commitments to his own family. He sends Mark and Devon out on duty knowing the insurance policy had ended.

Arc: Byron moves from supportive stepfather to a figure Mark defends less and less. His insurance decisions leave Mark exposed and strain their relationship.

  • Mark Greenley — his stepson
  • Carol Greenley — Mark's mother
  • Devon Martinez — his nephew
  • Henry Thorpe — his fishing buddy and attorney

Henry Thorpe

Supporting

Henry Thorpe is Byron's fishing buddy and attorney who advises Mark not to give more statements without an attorney. He explains that the ambulance company's insurance ended after the shift and asks Mark to make clear he acted on his own. He aims to shield the family and company from liability.

Arc: Thorpe remains a cautious legal fixer for Byron's interests. His cafeteria meeting makes Mark realize he is being cornered alone.

  • Byron Martinez — his fishing buddy and attorney
  • Mark Greenley — advises him as Byron's attorney

Frank Cox

Supporting

Frank Cox is the Florida Atlantic College coach who interviews Mark and later apologizes for the missed email. He initially says there are no open positions and that they met Mark only to pay respects to Stevenson, but later calls Mark about a possible coaching staff role. He admits getting Mark on board would win points with trustees.

Arc: Cox moves from delivering Mark's professional humiliation to actively recruiting him. His reversal shows how the viral video changes Mark's prospects.

  • Mark Greenley — coach who interviews and later recruits him
  • Coach Stevenson — coach he speaks with about Mark
  • Adam — FAC assistant coach
  • George — FAC assistant coach

Adam

Supporting

Adam is a Florida Atlantic College assistant coach who questions Mark's credentials during the interview. He asks whether Summerville is a high school and how many teams Mark has taken to division playoffs. He exchanges a look with Cox when the missing email comes up.

Arc: Adam remains skeptical of Mark's qualifications throughout the interview. He does not change significantly in the notes.

  • Frank Cox — colleague at FAC
  • George — colleague at FAC
  • Mark Greenley — questions his playoff record

George

Supporting

George is a Florida Atlantic College assistant coach who defends FAC's training program and its twenty-pound linebacker gains. He reminds Cox about a Zoom meeting, ending Mark's interview. He represents the traditional training culture Mark criticizes.

Arc: George remains a defender of FAC's methods and a minor obstacle in Mark's interview. He does not change significantly in the notes.

  • Frank Cox — colleague at FAC
  • Adam — colleague at FAC
  • Mark Greenley — defends FAC's training program against him

Officer Bettencourt

Supporting

Officer Bettencourt is the police officer Mark rescues after she is shot during the active shooting. She survives surgery and is reported stable. Later her attorney tells Mark she prefers to be left alone while recuperating.

Arc: Bettencourt moves from critically wounded victim to recovering survivor. Her silence becomes part of the legal and public aftermath Mark faces.

  • Mark Greenley — the officer he rescues and treats
  • Dr. Amanda Ruten — doctor treating her

Dr. Amanda Ruten

Supporting

Dr. Amanda Ruten is the surgeon who emerges from the operating room to tell Mark and Holly that Officer Bettencourt will survive. She says they can discuss Mark's dressing later. She is a minor medical authority in the shooting aftermath.

Arc: Dr. Ruten remains a minor figure delivering the good news about Bettencourt. She does not change significantly in the notes.

  • Officer Bettencourt — doctor treating her
  • Mark Greenley — discusses her condition and his dressing with him

Kathy Adler

Supporting

Kathy Adler is the principal of Georgia Academy who tells Mark the trustees will no longer make the school's facilities available after the shooting publicity. She agrees to consider a genuine application from a new organization unconnected to Mark. She cares about the children even while enforcing the trustees' decision.

Arc: Adler moves from enforcing the trustees' cutoff to allowing a possible path for the kids through Devon's replacement organization. She remains a cautious but child-focused authority.

  • Mark Greenley — coach using school facilities
  • Devon Martinez — head of the replacement nonprofit she considers

Jean-Pierre Allard

Supporting

Jean-Pierre Allard is the author of a hand-bound manuscript proposing that Lightman's works be integrated into a school curriculum. He taught Summit's material for years and later found most of his work in a Summit textbook. He is skeptical that Summit fully understood his teaching approach.

Arc: Allard moves from an archived manuscript author to a living source for Mark about Summit's educational roots. He remains critical of how Summit used his work.

  • Mark Greenley — called by Mark about his manuscript
  • Arnold Feingold — comments on his brilliance and shared material
  • Max Lightman — Summit co-founder whose organization used his work

Ousmane 'Ozzy'

Supporting

Ousmane, also called Ozzy, is the son of Senegal's president and an athlete training for a national-team tryout under another name. Mark is brought in to give him a pep talk before the tryout. Ozzy explains the pressure he feels and recalls playing football with his friend Caleb in Senegal.

Arc: Ozzy moves from a pressured athlete to someone who remembers why he loves the game after Mark arranges a girls-vs-boys school match. He helps the girls win and thanks Mark for helping him reconnect with the sport.

  • Mark Greenley — athlete he is asked to coach and motivate
  • Coach Andrelli — his coach
  • Donald Fonseca — Fonseca asks Mark to help him

Coach Andrelli

Supporting

Coach Andrelli is the Italian coach overseeing Ousmane's training at Summit's Caribbean sports complex. He is skeptical of Mark as an influencer and objects that drills are still running before Tru intervenes. He later calls Donald Fonseca to complain about Mark's unconventional methods.

Arc: Andrelli remains a defender of traditional training and a skeptic of Mark's approach. He notices Ozzy's smile during the school game but still complains.

  • Ousmane 'Ozzy' — his coach
  • Mark Greenley — skeptical of his coaching approach
  • Tru Feingold — Summit representative he defers to
  • Donald Fonseca — he calls to complain

Donald Fonseca

Supporting

Donald Fonseca works with Summit's International Strategies and asks Mark to give Ousmane a pep talk before an important tryout. He says Ousmane's father is an important contact. He is a colleague who brings Mark into the Senegal assignment.

Arc: Fonseca remains a minor Summit colleague connecting Mark to Ousmane. He does not change significantly in the notes.

  • Ousmane 'Ozzy' — presents him as a friend's son needing motivation
  • Tru Feingold — colleague who introduces him to Mark
  • Mark Greenley — asks him for a day-long favor
  • Coach Andrelli — receives his complaint

David McCready

Supporting

David McCready was a Summit Strategies Miami office employee in IT or security who died of a suspicious drug overdose. He warned Kevin about Future Strategies and the Canadians and sent Kevin data about Summit employee phones. His death becomes part of Diane's investigation and Mark's case against Morris.

Arc: McCready is dead before the main events but becomes a crucial posthumous source through Kevin's phone. His warnings connect Summit's financial misconduct to Kevin's death.

  • Diane Valclerc — subject of her murder investigation
  • Kevin Lightman — colleague who sent him warnings and data
  • Susan Philips — IT coworker she told about suspicious expenses

Siravan Nasir

Supporting

Siravan Nasir is a wealthy prospect at Summit's CEO retreat whom Mark attempts to pitch. He mocks Mark as a TikTok influencer and a 'nepo baby' and rejects the pitch, saying people sometimes just want to talk rather than be sold to. He came as a courtesy to an investor.

Arc: Siravan remains a hostile first sales target chosen by Tru to teach Mark a lesson. He does not change significantly in the notes.

  • Mark Greenley — hostile first sales target
  • Tru Feingold — Tru chose him as Mark's worst experience

Sam Colver

Supporting

Sam Colver is a Summit sales veteran who explains to Mark that the CEO retreat is not about closing deals. He tells Mark that guests are there to shop and that he should never try to close someone. He advises Mark to listen and make suggestions only when asked.

Arc: Colver remains a minor mentor in Summit's sales culture. He helps Mark understand the retreat's real purpose.

  • Mark Greenley — Summit sales veteran advising him
  • Tru Feingold — colleague who teases him about his sales record
  • Ben Klein — colleague who backs up his explanation

Ben Klein

Supporting

Ben Klein is a Summit colleague who backs up Sam Colver's 'Costco' explanation of the CEO retreat. He advises Mark to listen and make suggestions only when asked. He is a minor guide to Summit's sales culture.

Arc: Ben remains a minor figure advising Mark at the retreat. He does not change significantly in the notes.

  • Mark Greenley — Summit veteran advising him
  • Tru Feingold — Summit colleague
  • Sam Colver — colleague who backs up his explanation

Trevor

Supporting

Trevor is the dockmaster at Chub Cay who takes Mark's credit card and begins fueling The Tactician. He admits he was paid $10,000 to lure Mark into the shop and is later shoved into the water by a gunman. He is a minor but dangerous obstacle during the escape.

Arc: Trevor moves from helpful dockmaster to exposed ambusher. His confession warns Mark of the trap.

  • Mark Greenley — dockmaster who tries to lure him into an ambush

Laurent Seneschel

Supporting

Laurent Seneschel is a French commandant who questions Mark skeptically at the consulate and threatens that France can arrest him and seize Kevin's phone. He reacts sharply to the 'Karim' mention by telling Diane to leave it. He is Diane's colleague and Helena's subordinate.

Arc: Laurent remains adversarial toward Mark's narrative but is visibly rattled by the evidence. He does not fully change in the notes.

  • Diane Valclerc — fellow French commandant
  • Mark Greenley — adversarial interlocutor
  • Helena Arnaud — his superior

Alan Jason Michelson

Supporting

Alan Jason Michelson was a younger teammate of Mark's on the volleyball team. After Mark quit without warning, the assistant coach abused Alan, and Alan later shot himself, wounding his shoulder. John uses Alan's case to pressure Mark and says Mark can help him enter a drug rehab program.

Arc: Alan is a posthumous and off-page figure in Mark's guilt, though he survives his suicide attempt. His fate is used by John to test Mark's sense of responsibility.

  • Mark Greenley — former teammate and source of guilt
  • John — uses Alan's case against Mark

Stephanie O'Connor

Supporting

Stephanie O'Connor is a sixteen-year-old volunteer for the Youth Athletic League who became friends with Devon and exchanged photographs with him. John uses this to pressure Mark during interrogation. She is off-page but central to the leverage against Mark.

Arc: Stephanie remains an off-page figure whose contact with Devon becomes a moral and legal problem. Her case is used to test Mark's responsibility.

  • Devon Martinez — much older friend who exchanged photographs with her
  • Mark Greenley — volunteer for the Youth Athletic League he ran
  • John — uses her messages with Devon against Mark

Trudy Rodriguez

Supporting

Trudy Rodriguez was fired from the home furnishing store where Mark's mother worked after security caught her leaving with stolen merchandise she insisted she had not taken. No charges were filed. John uses her firing to point to Mark's mother's eBay account selling the same merchandise.

Arc: Trudy remains an off-page figure whose firing becomes leverage against Mark. Her case is used to question Carol's honesty.

  • Carol Greenley — coworker at the home furnishing store
  • John — uses her firing against Mark

Giselle

Supporting

Giselle is Kade's friend and neighbor who invited Kade over and taught her Lightman's study methods in forty minutes. The tutoring helped Kade pass school. She is a minor but meaningful figure in Kade's loyalty to Lightman's methods.

Arc: Giselle remains an off-page figure whose help explains Kade's commitment to Lightman's teachings. She does not change in the notes.

  • Evelyn Kade — her friend and neighbor who tutored her

Jason Ouelletta

Supporting

Jason Ouelletta is a former Constellation member whom Norm saw at the executive airport in Qatar with five other men waiting for a private flight. Kade calls him a psychopath who washed out of Constellation. He is part of the background suspicion about Constellation's ties.

Arc: Jason remains an off-page figure linking Constellation to suspicious outside activity. He does not change in the notes.

  • Norm — former Constellation associate he saw at the airport
  • Evelyn Kade — former Constellation member she calls a psychopath

Howard Vender

Supporting

Howard Vender is Holly's father, who questions Mark about his paramedic work and coaching prospects at dinner. He reveals the Pacific Genomics opportunity in Santa Fe and tells Mark that Holly deserves more and that Mark holds her back. He believes Holly needs a great guy and fears Mark limits her opportunities.

Arc: Howard remains openly skeptical of Mark and protective of Holly's future. He does not change significantly in the notes.

  • Holly — his daughter
  • Lisa Vender — his wife
  • Mark Greenley — Holly's boyfriend, whom he questions and criticizes

Lisa Vender

Supporting

Lisa Vender is Holly's mother, who asks Mark about his parents and education and calls Summit Strategies a cultlike sales-training program. She takes Holly to the restroom while Howard speaks with Mark. She holds out hope Mark will pursue a more reputable career and is suspicious of Summit.

Arc: Lisa remains a skeptical future-in-law figure who doubts Mark's choices. She does not change significantly in the notes.

  • Holly — her daughter
  • Howard Vender — her husband
  • Mark Greenley — Holly's boyfriend, whom she questions

Dr. Eidelman

Supporting

Dr. Eidelman wakes Mark in the hospital lounge and reports that Rebecca tested negative for HIV, hepatitis B, and hepatitis C. He says he is reasonably sure Mark is clean and tells him to be more careful next time. He is a minor medical authority in the needle-prick aftermath.

Arc: Dr. Eidelman remains a minor figure delivering reassuring test results. He does not change significantly in the notes.

  • Mark Greenley — patient
  • Rebecca — patient

Salvo

Supporting

Salvo is the manager at Daisy's Den who meets Mark and Devon and leads them to Rebecca in the dressing room. He says Rebecca may have taken fentanyl and that the other women there are into it. He is a minor figure in the needle-prick incident.

Arc: Salvo remains a minor club manager providing context for Rebecca's collapse. He does not change significantly in the notes.

  • Rebecca — manager of the club where she collapsed
  • Mark Greenley — leads him to Rebecca
  • Devon Martinez — leads him to Rebecca

Rebecca

Supporting

Rebecca is found unconscious in the Daisy's Den dressing room with a slow pulse and dilated eyes. A needle hidden in her jacket pricks Mark. She is later reported stable and negative for HIV, hepatitis B, and hepatitis C.

Arc: Rebecca remains a minor patient whose collapse creates Mark's needle-prick exposure. She recovers and tests negative for major infections.

  • Salvo — manager at Daisy's Den where she collapsed
  • Mark Greenley — EMT who treats her and is pricked by her needle

Vincent

Supporting

Vincent is a meeting attendee who admits his drinking caused his divorce. Michael Henley later approaches him with photos and receipts showing Bill Kaiser cheated and asks for body-cam footage in exchange. Vincent refuses the deal despite the temptation of improving his standing with his children.

Arc: Vincent moves from a confessional meeting participant to a target of Henley's leverage. He refuses to trade the footage, maintaining his integrity.

  • Sonia — his ex-wife
  • Bill Kaiser — Sonia's new husband
  • Michael Henley — stranger who offers him a deal

Bill Kaiser

Supporting

Bill Kaiser is Sonia's new husband and the target of Michael Henley's accusations of infidelity. Henley offers Vincent proof of Bill's cheating in exchange for body-cam footage. Bill is a minor off-page figure in the leverage subplot.

Arc: Bill remains an off-page target of Henley's accusations. He does not change in the notes.

  • Sonia — his wife
  • Vincent — his wife's ex-husband
  • Michael Henley — target of his infidelity accusations

Sonia

Supporting

Sonia is Vincent's ex-wife who is now married to Bill Kaiser. Her new marriage becomes part of Michael Henley's leverage offer to Vincent. She is an off-page figure in the subplot about the body-cam footage.

Arc: Sonia remains an off-page figure whose marriage is used as leverage. She does not change in the notes.

  • Vincent — her ex-husband
  • Bill Kaiser — her husband
  • Michael Henley — uses her marriage as leverage

Donald Hamlin

Supporting

Donald Hamlin is Susan Philips's supervisor at Summit Strategies. Susan says that after she reported suspicious Future Strategies expenses to him, she was put through a six-hour Session, had personal secrets used against her, and was fired. He is a minor but important figure in the institutional retaliation against Susan.

Arc: Hamlin remains an off-page supervisor whose response to Susan's report triggers her punishment. He does not change in the notes.

  • Susan Philips — her supervisor
  • Tru Feingold — colleague to whom Susan reports his response

Dr. Moss

Supporting

Dr. Moss is the doctor who helped keep the real cause of Kevin's death quiet after the drug overdose. Morris admits this cover-up was meant to protect Kevin's family and Summit Strategies. He is an off-page figure in the Kevin investigation.

Arc: Dr. Moss remains an off-page participant in the cover-up. His role is revealed by Morris and adds to the evidence against Summit's handling of Kevin's death.

  • Nathan Morris — helped cover up Kevin's overdose
  • Kevin Lightman — helped conceal the cause of his death

Inspector Pinder

Supporting

Inspector Pinder is the local inspector who filed the report on Kevin's death. Constable Rolle admits Pinder was not actually in court when Rolle said he was. He is an off-page figure in the official handling of Kevin's case.

Arc: Pinder remains an off-page official whose report supports the accidental-drowning explanation. His absence in court raises Mark's suspicions.

  • Constable Rolle — says Pinder filed the report
  • Kevin Lightman — official who filed the death report

Anthony

Supporting

Anthony is a custodial worker at Summit Strategies who sits with Fiona in the basement break room and shares his story with Mark. He shows a scarred arm from the First Gulf War and says Summit was the first place to offer him a job after the hospital. He is grateful to Summit for hiring him.

Arc: Anthony remains a minor source of institutional texture and gratitude. He does not change significantly in the notes.

  • Fiona — coworker
  • Mark Greenley — custodial worker who speaks with him
  • Bob Nichols — longtime employee Nichols knows

Fiona

Supporting

Fiona is a custodial worker at Summit Strategies who talks with Mark in the break room and says Summit provided tutors for her son Alberto. She also says she overheard people on the top floor talking about plans for Kevin to return and take on more responsibilities. She is grateful for Summit's help with her son.

Arc: Fiona remains a minor but important source of the rumor about Kevin's planned return. She does not change significantly in the notes.

  • Anthony — coworker
  • Mark Greenley — custodial worker who speaks with her
  • Bob Nichols — longtime employee Nichols knows

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