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About The Posthumous Investigation
The Posthumous Investigation places you in a single day that repeats until you solve a murder. You must learn the routines of fourteen distinct characters, spot contradictions, and use that knowledge across resets to stay ahead of the killer. The game offers a "Thinking Board" where you can link evidence and reconstruct the timeline, requiring pure logical deduction. Its world is a hand‑drawn 1937 Rio de Janeiro inspired by Machado de Assis, delivering a satirical and dark atmosphere without a single fixed solution.
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Time Loop Mechanics
Each playthrough gives you exactly one day to investigate. When the day ends, the loop resets but you retain any knowledge you have gathered, allowing you to apply insights to the next iteration. This design forces you to plan actions carefully, as only the information you keep carries forward.
The loop does not provide explicit guidance; there is "no hand‑holding" and you must decide which clues to pursue. Because the day repeats, you can experiment with different approaches while preserving deductions for future cycles.
- Record observed schedules before the loop resets to avoid losing details.
- Focus on contradictions first, as they often reveal the killer’s manipulation.
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Character Schedules
Fourteen unique characters each follow a daily routine in the 1937 Rio setting. Learning these schedules is essential because the murderer's actions intersect with specific moments in each character’s day.
Contradictions between a character’s expected location and their observed presence indicate potential lies or hidden motives. Mapping these discrepancies helps narrow down who could have committed the crime.
- Create a timeline chart for each character to visualize overlaps.
- Compare scheduled activities with actual sightings to spot inconsistencies.

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Thinking Board
The Thinking Board is an in‑game tool that lets you link pieces of evidence, statements, and timeline events. By arranging connections, you can reconstruct the sequence of actions leading up to the murder.
Using the board does not automatically solve the case; it merely visualizes relationships. You must interpret the layout to form a logical accusation.
- Group evidence by location to see spatial patterns.
- Link statements that reference the same time slot for clearer contradictions.
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Artistic Setting
The game’s world is a hand‑drawn representation of Rio de Janeiro in 1937, styled with satire, wit, and dark humor. This visual approach creates a distinct atmosphere that reflects Machado de Assis’s literary tone.
The setting supports the narrative and investigative focus with its hand-drawn style and atmosphere.
- Observe background details for subtle hints about character habits.
- Appreciate the artistic style to better understand the story’s tone.
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Platform Features
The title is available for Windows and macOS, with full controller support listed for DualShock and DualSense devices. It also includes Steam achievements, Steam Cloud, and Family Sharing.
These features are independent of the core gameplay; they simply provide standard Steam ecosystem conveniences without altering the investigative experience.
- Steam Cloud is among the listed Steam features, which may be worth enabling in your Steam settings.
- Try the supported controllers to see which input feels more natural for the Thinking Board.





COMMUNITY
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