Story Structure — 5 Plot Phases
A Murder and Familiar Wounds
Reiko is called from a hospital visit to a murder scene in Nakano. Similar wounds in recent killings raise the possibility of a serial murderer.
Key Events
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Reiko's Buried Trauma — Reiko recalls an experience from age seventeen that left her with lasting hatred. Characters: Reiko Himekawa
Location: Unspecified
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Call from the Murder Scene — While visiting a hospitalized superior, Reiko is called to a murder scene in Nakano. Characters: Reiko Himekawa
Location: Hospital and Nakano
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Gang Lieutenant Found Dead — A gang lieutenant has been killed with a knife after apparently fighting back. Characters: Reiko Himekawa
Location: Murder scene in Nakano
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Similar Wounds Identified — Reiko and colleagues notice wounds resembling those in two recent killings. Characters: Reiko Himekawa
Location: Murder scene in Nakano
The Name Behind the Cases
The investigation points toward Kento Yanai and uncovers a suppressed case involving his sister. Reiko learns that Yanai used an assumed identity and disappeared after learning his girlfriend was pregnant.
Key Events
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Serial Murder Possibility — The similarities raise the possibility that a serial murderer is responsible. Characters: Reiko Himekawa
Location: Unspecified
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Yanai Name Emerges — The cases point toward a man using the name Kento Yanai. Characters: Reiko Himekawa, Kento Yanai
Location: Unspecified
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Suppressed Family Case — The inquiry uncovers the rape and murder of Yanai's sister and suspicion surrounding their father. Characters: Kento Yanai
Location: Unspecified
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Assumed Identity Revealed — Reiko learns Yanai had lived under an assumed identity. Characters: Kento Yanai
Location: Unspecified
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Yanai Disappears — Yanai disappeared after learning that his girlfriend was pregnant. Characters: Kento Yanai
Location: Unspecified
Gang Tensions and Refusal
Yanai's history leads toward Makita and a request to arrange a killing. Makita refuses to act on information alone as gang power tensions complicate the inquiry.
Key Events
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Yanai Disappears — Yanai disappeared after learning that his girlfriend was pregnant. Characters: Kento Yanai
Location: Unspecified
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Makita Asked to Act — Makita is asked to arrange a killing in the course of the gang-related inquiry. Characters: Isao Makita
Location: Unspecified
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Makita Refuses the Request — Makita refuses to act on information alone, despite an offer of evidence of gang betrayal. Characters: Isao Makita
Location: Unspecified
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Gang Power Tensions — Tensions among gang leaders suggest the killings may be tied to internal power struggles. Characters: Isao Makita
Location: Unspecified
An Official Story Takes Shape
A supposed suicide note claims Yanai killed the first victim, prompting police leadership to move toward closing the case. Katsumata orders the note disposed of and Yanai's death recorded as a suicide.
Key Events
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Suicide Note Appears — A supposed suicide note claims Yanai killed the first victim. Characters: Kento Yanai
Location: Unspecified
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Case Marked for Closure — Police leadership moves to close the matter as a straightforward gang-related case. Characters: Kensaku Katsumata
Location: Unspecified
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Note and Death Reclassified — Katsumata orders the note disposed of and Yanai's death filed as a suicide. Characters: Kensaku Katsumata
Location: Unspecified
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Wada Challenges Closure — Wada argues that protecting the public and bereaved families cannot justify abandoning truth. Characters: Wada
Location: Unspecified
Reiko Refuses to Stop
Wada argues against abandoning the truth, and Reiko rejects the official explanation. She assigns further checks, while her team continues investigating despite the case's official containment.
Key Events
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Wada Challenges Closure — Wada argues that protecting the public and bereaved families cannot justify abandoning truth. Characters: Wada
Location: Unspecified
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Reiko Rejects the Official Account — Reiko refuses to accept the official explanation and disputes the theory that Yanai killed the additional gang members. Characters: Reiko Himekawa, Kento Yanai
Location: Unspecified
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Further Checks Assigned — Reiko assigns Kikuta and the others further checks involving the weapon, Yanai's girlfriend, and a professor. Characters: Reiko Himekawa, Kazuo Kikuta
Location: Unspecified
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Investigation Continues — Though officially contained, Reiko's team continues seeking what really happened. Characters: Reiko Himekawa, Kazuo Kikuta
Location: Unspecified