Plot Analysis Summary
A murder investigation exposes an arms manufacturer's kidnapping operation, secret weapon project, and related corruption.
Story Structure — 5 Plot Phases
Blood at the Concert
A concert gathering is interrupted when a man collapses and passes a floppy disk to a rescuer. The discovery of bullets turns the incident into a murder investigation.
Key Events
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Concert Gathering — Three members of a detective agency attend a band concert in Shinjuku.
Location: A live house in Shinjuku
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Audience Member Collapses — A male audience member suddenly collapses while bleeding.
Location: A live house in Shinjuku
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Floppy Disk Hand-Off — The dying man gives a floppy disk to the detective who tries to help him.
Location: A live house in Shinjuku
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Murder Confirmed — Two bullets are found inside the victim, leading police to classify the death as murder.
Location: Police investigation site
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Parallel Investigations Begin — Police establish a special investigation unit while the detective agency begins its own inquiry.
Location: Tokyo
The Missing Professor
The victim is identified as a professor missing for five years. His prior contact with an arms manufacturer directs the investigation toward an industrial conspiracy.
Key Events
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Parallel Investigations Begin — Police establish a special investigation unit while the detective agency begins its own inquiry.
Location: Tokyo
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Victim Identified — The victim is identified as a professor who disappeared five years earlier.
Location: Investigation office
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Industrial Connection Found — Records show that the missing professor was contacted by a major arms manufacturer before disappearing.
Location: Investigation office
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Factory Surveillance — The lead investigator examines the surroundings of the suspected arms manufacturer.
Location: Outside the arms manufacturer
Hostage Exchange
Investigation near the arms manufacturer provokes an armed helicopter attack and leaves the lead investigator seriously injured. The company then kidnaps his younger sister and demands the floppy disk.
Key Events
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Factory Surveillance — The lead investigator examines the surroundings of the suspected arms manufacturer.
Location: Outside the arms manufacturer
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Helicopter Attack — An armed helicopter attacks during the investigation and seriously injures the lead investigator.
Location: Near the arms manufacturer
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Kumiko Kidnapped — The lead investigator's younger sister is kidnapped by the arms manufacturer.
Location: Unknown location
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Hostage Exchange Demand — Two investigators are ordered to bring the floppy disk in exchange for the kidnapped woman.
Location: A designated exchange site
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Exchange Site Assault — The investigators attack the arms manufacturer's employees at the exchange site.
Location: A designated exchange site
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Hostage Location Revealed — The captured employees reveal that the hostage is being held at the company's research facility.
Location: A designated exchange site
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Police Assistance Requested — The investigators ask a familiar detective for assistance before entering the research facility.
Location: A police contact's office
The Weapon Beneath
The investigators assault the exchange site, obtain the hostage's location, and enter the company's research facility. Inside, a new land-walking weapon reveals the military scale of the conspiracy.
Key Events
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Police Assistance Requested — The investigators ask a familiar detective for assistance before entering the research facility.
Location: A police contact's office
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Research Facility Infiltration — The investigators enter the research facility ahead of the police assistance.
Location: The arms manufacturer's research facility
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Domeru Three Attacks — A new land-walking weapon attacks an investigator inside the facility.
Location: The research facility
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Disk Data Revealed — The floppy disk contains control data required for the weapon's legs.
Location: The research facility
Fire at the Facility
The floppy disk is revealed as weapon-control data, and severing the control cable triggers a reactor runaway. The weapon is destroyed, the facility burns, and the survivors reunite.
Key Events
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Disk Data Revealed — The floppy disk contains control data required for the weapon's legs.
Location: The research facility
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Control Cable Severed — The trapped investigator cuts the weapon's control cable, stopping its immediate attack.
Location: The research facility
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Reactor Runaway — Severing the cable causes the weapon's second engine, an atomic reactor, to run out of control.
Location: The research facility
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Hostage Rescue Attempt — The investigator rescues the hostage and attempts to escape as the runaway weapon approaches.
Location: The research facility
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Final Stand Against Weapon — The injured lead investigator arrives and confronts the weapon to protect the escaping pair.
Location: The research facility
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Domeru Three Destroyed — The lead investigator succeeds in destroying the land-walking weapon.
Location: The research facility
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Research Facility Explodes — The destroyed weapon explodes, engulfing the research facility in flames.
Location: The research facility
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Survivor Reappears — The lead investigator escapes at the last moment and reunites with the others.
Location: Outside the research facility
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Corporate Crimes Exposed — The incident exposes corruption, the kidnapping, and the professor's murder connected to the weapon project.
Location: Tokyo