Plot Analysis Summary
A murder investigation turns a hostile gathering into a maze of suspects, staged evidence, and unresolved identities.
Story Structure — 5 Plot Phases
A Gathering Under Strain
The guests drink, argue, play cards, and discuss a boat and a strange dream. News of a murder abruptly transforms their tense gathering into a mystery.
Key Events
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The Tense Gathering — Guests drink, argue, and play cards in a hostile theatrical atmosphere. Characters: Mlle Lotte, Professor, le docteur
Location: Gathering room
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The Smoking Quarrel — A quarrel over smoking exposes hostility among the guests. Characters: Mlle Lotte, Professor, le docteur
Location: Gathering room
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Talk Of The Port — Discussion of a boat arriving in port deepens the group's unease. Characters: Mlle Lotte, Professor, le docteur, Kaufmann
Location: Gathering room
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The Strange Dream — Talk of a strange dream adds an ominous layer to the gathering. Characters: Mlle Lotte, Professor, le docteur
Location: Gathering room
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Murder Interrupts The Party — News of a murder abruptly interrupts the guests' gathering. Characters: Mlle Lotte, Professor, le docteur, Kommissar
Location: Gathering room
The Port Murder Mystery
A missing man connected to a vessel is identified as a traveling broker. Conflicting or silent witnesses make the circumstances impossible to clarify.
Key Events
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Murder Interrupts The Party — News of a murder abruptly interrupts the guests' gathering. Characters: Mlle Lotte, Professor, le docteur, Kommissar
Location: Gathering room
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The Missing Traveler — A disappeared man connected to the port is identified as a traveling broker. Characters: Kommissar, Mlle Lotte, Professor, le docteur
Location: Port area
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Witnesses Who Saw Nothing — Potential witnesses either claim ignorance or refuse to speak. Characters: Kommissar, Mlle Lotte, Professor, le docteur, Kaufmann
Location: Port area
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The Fingerprinted Lighter — Fingerprints on Professor's lighter match both Professor and le docteur. Characters: Professor, le docteur, Kommissar
Location: Investigation setting
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The Accomplice Theory — The Kommissar says the evidence points toward an accomplice among the guests. Characters: Kommissar, Professor, le docteur, Mlle Lotte
Location: Investigation setting
Evidence Against The Doctor
Fingerprints on Professor's lighter connect Professor and le docteur to the investigation. A revolver with three missing bullets leads to the doctor's custody.
Key Events
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The Accomplice Theory — The Kommissar says the evidence points toward an accomplice among the guests. Characters: Kommissar, Professor, le docteur, Mlle Lotte
Location: Investigation setting
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The Missing Bullets — A revolver belonging to le docteur is found with three bullets missing. Characters: le docteur, Kommissar, Mlle Lotte
Location: Investigation setting
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The Doctor Arrested — Le docteur is taken into custody as the evidence against him accumulates. Characters: le docteur, Kommissar, Professor, Mlle Lotte
Location: Investigation setting
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Questions Continue — Le journaliste continues investigating and questioning the people involved. Characters: le journaliste, Kommissar, Professor, Mlle Lotte
Location: Investigation setting
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The Doctor Released — Le docteur is released while the inquiry remains unresolved. Characters: le docteur, Kommissar, le journaliste
Location: Investigation setting
Threats On The Investigation
Le journaliste keeps asking questions after the doctor's release. A car nearly kills him, and witnesses say the incident was deliberate without naming the attacker.
Key Events
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The Doctor Released — Le docteur is released while the inquiry remains unresolved. Characters: le docteur, Kommissar, le journaliste
Location: Investigation setting
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The Car Attack — A car deliberately nearly kills le journaliste after his investigation continues. Characters: le journaliste, Kommissar
Location: Road
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Not An Accident — Witnesses insist that the car incident was deliberate but identify no attacker. Characters: le journaliste, Kommissar, Mlle Lotte
Location: Road
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The Investigation Stalls — The Kommissar admits the investigation has stalled but promises a new strategy. Characters: Kommissar, le journaliste
Location: Investigation setting
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The Kommissar's Trap — The Kommissar plans a trap forcing each suspect to play an unwitting part. Characters: Kommissar, le journaliste, Kaufmann, le docteur
Location: Investigation setting
The Living Decoy
The Kommissar creates a trap in which suspects unknowingly participate. Kaufmann's apparent strangulation is revealed as a staged scene because he is still alive.
Key Events
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The Kommissar's Trap — The Kommissar plans a trap forcing each suspect to play an unwitting part. Characters: Kommissar, le journaliste, Kaufmann, le docteur
Location: Investigation setting
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Kaufmann Appears Strangled — A staged scene makes Kaufmann appear to have been strangled. Characters: Kaufmann, Kommissar, le docteur, le journaliste
Location: Staged crime scene
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Kaufmann Is Alive — The Kommissar reveals that Kaufmann survived and the apparent death was constructed. Characters: Kaufmann, Kommissar, le docteur, le journaliste
Location: Staged crime scene
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Suspects Eliminated — The Kommissar tests contradictions and staged evidence against the remaining suspects. Characters: Kommissar, le docteur, Mlle Lotte, Kaufmann, Professor
Location: Investigation setting
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The Unresolved Murder — The surviving dialogue does not conclusively identify the real murderer. Characters: Kommissar, Mlle Lotte, le journaliste, le docteur, Kaufmann, Professor
Location: Investigation setting