Story Structure — 4 Plot Phases
A Kidnapping Without Return
A child is kidnapped, and the kidnapper directs the family and police through telephone calls. The suitcase is dropped from a bridge, but the child does not return and the ransom disappears.
Key Events
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The 1989 Kidnapping — A child is kidnapped on 5 January 1989, beginning the case later known as 64.
Location: Unspecified location
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The Suitcase Instructions — The kidnapper tells the family to prepare the largest suitcase they can find.
Location: Unspecified location
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Calls Direct the Search — The kidnapper uses telephone calls to direct the family and police to the Aoi Tea House and other locations.
Location: Aoi Tea House
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Police Follow Quietly — A police team follows the kidnapper's directions while attempting to conceal its presence.
Location: Several locations
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The Bridge Drop — The kidnapper orders the suitcase dropped from a bridge and claims the child will be returned.
Location: A bridge
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An Empty Suitcase — Two days later, officers arrest a suspect near the suitcase, but the ransom is gone and the child has not returned.
Location: Near the empty suitcase
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Dragon’s Den Escape — The investigation concludes that the killer took the ransom and escaped through the cave.
Location: Dragon’s Den cave
The Unreported Call
The 64 case continues to burden the local police. A mishandled second telephone call was concealed, and the failure to trace it threatens to expose the cover-up.
Key Events
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Dragon’s Den Escape — The investigation concludes that the killer took the ransom and escaped through the cave.
Location: Dragon’s Den cave
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The Case Haunts Police — The unresolved 64 case becomes a lasting disaster for the local police.
Location: Local police department
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The Missing Call — The kidnapper called twice, but only one call was reported; Hiyoshi and others concealed the mistake under their leader's orders. Characters: Koichiro Hiyoshi
Location: Scientific investigation section
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The Cover-Up Resurfaces — The failure to trace the second call brings the concealed error back into the open. Characters: Koichiro Hiyoshi
Location: Local police department
A Department Under Pressure
Mikami confronts a plan to put the local Criminal Investigation Department under headquarters control. He argues that removing its local chief would weaken the department and the wider local force.
Key Events
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Headquarters Seeks Control — Tokyo plans to place the local Criminal Investigation Department under headquarters control and remove its local chief. Characters: Yoshinobu Mikami
Location: Local police department
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Mikami Defends Detectives — Mikami argues that detectives depend on their chief and that weakening the department would harm the local force. Characters: Yoshinobu Mikami
Location: Local police department
The Press Confrontation
The police's initial withholding of information about a fatal accident angers reporters. Disclosure brings accusations of corruption, and Mikami's defense does not produce reconciliation.
Key Events
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Fatal Accident Withheld — Police initially withhold the identity of a pregnant fatal-accident victim and the death of another victim, prompting reporters' outrage. Characters: Yoshinobu Mikami
Location: Police press setting
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Disclosure and Accusations — After the information is disclosed, the press accuses the police of corruption; Mikami says he acted against the department's decision. Characters: Yoshinobu Mikami
Location: Police press setting
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Unresolved Institutional Crisis — The press confrontation ends without reconciliation, leaving the 64 case, its cover-up, and the police's future unresolved. Characters: Yoshinobu Mikami, Koichiro Hiyoshi
Location: Local police department