Character Relationship Map: uwantme2killhim?

Characters

• Mark (played by Jamie Blackley) — protagonist

  A British schoolboy investigated for stabbing his friend John. He becomes obsessed with an online persona named Rachel, befriends her brother John, and plans revenge against her alleged abuser Kevin....

• John (played by Toby Regbo) — protagonist

  John is Mark's friend and the victim of the stabbing. He is frequently targeted at school, and Mark initially tries to defend him. Their friendship deteriorates after Rachel's death, when Mark blames...

• Rachel (played by Jaime Winstone) — supporting

  Rachel is an online persona who is close to Mark and is presented as connected to John. Her death leaves Mark increasingly angry and isolated, and he blames John for what happened. Her role in Mark's...

• Detective Inspector Sarah Clayton (played by Joanne Froggatt) — supporting

  Detective Inspector Sarah Clayton investigates the stabbing and questions Mark while he is in custody. She tells him that John's stepfather is a terrorist and recruits him to help the authorities, pre...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Detective Inspector Sarah Clayton → Mark (Professional Investigating Detective And Suspect) — Sarah investigates Mark and the circumstances of the attack; the supplied plot also depicts her discussing alleged intelligence-related instructions with him.

  Sarah Clayton investigates the stabbing and questions Mark in custody. The plot says she tells Mark about a supposed mission and urges him to cooperat...

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• John → Rachel (Narrative Fabricator And Fabricated Persona) — John uses the invented Rachel identity as part of the deception that psychologically manipulates Mark.

  John's character profile states that he fabricated Rachel's identity and that she was a complete fabrication by him.

• Mark → Rachel (Unknown Obsessed Online Persona) — The supposed relationship with Rachel shapes Mark's actions, although Rachel is not a real person in the film's revealed account.

  Mark becomes close to Rachel, and his character profile says he meets her in chatrooms and becomes obsessed with her. The profile states that Rachel i...

• Mark → John (Social Friend Turned Victim) — Mark initially tries to defend John from bullying, but grief, blame, and the alleged secret mission drive him to attack John.

  The plot describes Mark as John's friend and says Mark eventually stabs him after their friendship deteriorates.

Story Analysis

A schoolboy's friendship, grief, and trust in a supposed secret mission culminate in violence and an investigation that exposes gaps in the story he was told.

Plot Progression

1. Friendship and Grief — Mark befriends John and tries to defend him from bullying. After Rachel's death, Mark grows angry, isolated, and increasingly hostile toward John.
2. A Mission Takes Shape — While questioning Mark, Sarah describes an alleged terrorist connection and a missing evidence supplier. Mark accepts her account as a secret mission and is instructed to obtain a knife.
3. The Alley Attack — Mark lures John to a secluded alley by claiming he knows of a plan to hurt people at school. He stabs John, then delays before calling an ambulance.
4. A Story Under Scrutiny — Mark is arrested after describing an unknown attacker. The supposed evidence supplier disappears, and police findings cast doubt on the alleged MI5 contact and witness-protection arrangement.