Character Relationship Map: Alive

Characters

• Tenshu Yashiro (played by Hideo Sakaki) — protagonist

  Tenshu Yashiro is the condemned protagonist, executed for killing the men who raped his girlfriend and later killing her. After surviving a staged execution, he enters the isolation experiment, become...

• Asuka Saegusa (played by Koyuki) — supporting

  Asuka Saegusa arrives at the facility to rescue her sister, Yurika, who is being treated as a research specimen. She confronts the researchers' military ambitions and protests when security forces ide...

• Misako Hara (played by Erika Oda) — supporting

  Misako Hara is Tenshu Yashiro's girlfriend and the victim whose rape leads him to kill six men. He later murders Misako after evading the authorities, but her presence remains connected to the superna...

Canonical Relationships

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

• Asuka Saegusa → Misako Hara (Family Sister) — Asuka's family bond with Misako motivates her intervention at the facility.

  The plot states that Asuka arrives to rescue her sister, and the surrounding narrative identifies that sister as Misako Hara.

• Tenshu Yashiro → Misako Hara (Romantic Girlfriend) — Misako is Tenshu's girlfriend, and her assault becomes the catalyst for his violent retaliation.

  The plot explicitly identifies Misako Hara as Tenshu Yashiro's girlfriend before the killings.

Story Dynamics

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

• Asuka Saegusa → Tenshu Yashiro (Alliance Rescuer And Ally) — Asuka becomes an advocate for Tenshu's humanity during the final crisis.

  Asuka arrives at the facility to rescue her sister and later protests that Tenshu is still human when security forces identify him as a contaminated t...

Story Analysis

A condemned man struggles to preserve his humanity while a secret experiment turns supernatural possession into a threat.

Plot Progression

1. A Death That Fails — Tenshu is condemned for retaliatory killings connected to Misako. His execution is deliberately weakened, and he survives as officials legally declare him dead.
2. The Sealed Experiment — Tenshu chooses a secret experiment over a second execution and is confined in an isolation facility. Researchers use alarms, deprivation, and confinement to manufacture fear and violence.
3. Presence Behind The Fear — The prisoners are manipulated into confrontation as doors open and strange forces disrupt the experiment. Tenshu encounters a presence connected to Misako and learns about the possessing Isomer.
4. Humanity Under Siege — Asuka arrives to rescue her sister while researchers reveal their scientific and military ambitions. Tenshu discovers that the Isomer has entered him and begins to control its power.
5. The Unresolved Escape — Security forces attack the isolation room and classify Tenshu and the affected people as contaminated threats. Tenshu rejects specimen status and vows to destroy the Isomer, but his ultimate fate rema...