Story Structure — 5 Plot Phases
A New Trail in Cannes
Tom is sent to Cannes to investigate murders linked to a serial killer operating across Spain and southern France. Álvarez joins him, and the team examines the scene of a young pharmacy worker's murder.
Key Events
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Prisoner Warns of Future Violence — Before his execution, a condemned serial killer says he would rape and murder again if released. Characters: Tom
Location: Prison
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Tom Sent to Cannes — Tom is assigned to investigate a serial killer linked to murders in Spain and possibly southern France. Characters: Tom
Location: Cannes
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Álvarez Joins the Case — Álvarez from the Spanish division joins Tom's investigation. Characters: Tom, Álvarez
Location: Cannes
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Victim Found in Unfinished House — Investigators find a young pharmacy worker with severe lacerations and no external evidence of rape. Characters: Tom, Álvarez
Location: Unfinished house
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Scene Carefully Arranged — The investigators conclude that the killer moved the victim after the struggle and arranged the scene. Characters: Tom, Álvarez
Location: Unfinished house
The Twin Connection
Tom brings Marco into the investigation because Marco's identical twin may be the murderer. Elena offers psychological insight, while the team uses Marco's background and testing to develop a profile.
Key Events
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Scene Carefully Arranged — The investigators conclude that the killer moved the victim after the struggle and arranged the scene. Characters: Tom, Álvarez
Location: Unfinished house
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Marco Brought into Investigation — Tom brings Marco into the case after learning Marco's identical twin may be the murderer. Characters: Tom, Marco
Location: Investigation setting
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Marco's Background Examined — The account notes Marco's adoption after his parents died in a train crash, army service, anger, and conflicts with authority. Characters: Tom, Marco
Location: Investigation setting
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Elena Explains Twin Similarities — Elena explains that twins raised apart can show striking behavioral similarities. Characters: Elena, Marco
Location: Meeting setting
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Investigators Build a Profile — The team uses Marco's background and psychological testing to help profile the killer. Characters: Tom, Álvarez, Marco, Elena
Location: Investigation setting
Patterns Behind the Murders
The profile points investigators toward a killer skilled with his hands and possibly connected to mechanical work. Evidence about the victims' treatment and a clue involving horse medication broaden the search.
Key Events
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Investigators Build a Profile — The team uses Marco's background and psychological testing to help profile the killer. Characters: Tom, Álvarez, Marco, Elena
Location: Investigation setting
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Profile Points to Mechanics — The profile suggests the murderer is skilled with his hands and may have worked as a mechanic. Characters: Tom, Álvarez, Marco
Location: Investigation setting
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Garages Searched — Investigators search garages within the suspected geographical pattern. Characters: Tom, Álvarez
Location: Garages in the killer's geographical pattern
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Victim Ritual Revealed — Evidence indicates the killer sometimes keeps a victim in a cold room, dresses her in red, and lies beside her. Characters: Tom, Álvarez
Location: Investigation setting
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Horse Medication Leads to Search — A clue involving horse medication leads investigators to horse breeders and large purchases of Clonodine. Characters: Tom, Álvarez, Paz
Location: Investigation setting
A Personal Loss
Elena is murdered in the same manner as the other victims, leaving Tom blaming himself for involving her again. Álvarez insists that the killer targeted her deliberately.
Key Events
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Horse Medication Leads to Search — A clue involving horse medication leads investigators to horse breeders and large purchases of Clonodine. Characters: Tom, Álvarez, Paz
Location: Investigation setting
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Elena Murdered — Elena is murdered in the same manner as the other victims; Tom blames himself for persuading her to return. Characters: Tom, Elena, Álvarez
Location: Unspecified
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Álvarez Counters Tom's Guilt — Álvarez reminds Tom that the killer deliberately targeted Elena. Characters: Tom, Álvarez
Location: Investigation setting
The Suspect's Trail
Paz traces a large drug purchase to a holding company and a post-office box. The team identifies a suspect's lie, orders an arrest, and Tom confronts a man accused of helping the murderer.
Key Events
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Paz Traces Drug Purchase — Paz traces a large drug purchase to a holding company and a connected post-office box. Characters: Paz, Tom, Álvarez
Location: Investigation setting
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Suspect's Account Challenged — Investigators realize that a man who questioned them lied about his involvement. Characters: Tom, Álvarez
Location: Investigation setting
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Tom Orders an Arrest — Tom orders the suspect's arrest as the suspect's connection to Marco's twin brings the investigation closer to the killer. Characters: Tom, Álvarez, Marco
Location: Investigation setting
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Tom Confronts the Suspect — The available account ends with Tom confronting a suspect accused of knowing about and helping the murderer. Characters: Tom
Location: Unspecified