The Posthumous Investigation

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Where to play Steam macOS (official website) Nintendo Switch

Adventure Puzzle 🧩 Casual #Single-Player #Indie

A dead man hired you to solve his own murder. You have one day. Fourteen suspects. And as many attempts as it takes. A hand-drawn noir mystery set in 1937 Rio de Janeiro, where every suspect has a life, a schedule, and something to hide.

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📘 About The Posthumous Investigation

Chinese title: 布拉斯·庫巴斯的死後委託
English title: The Posthumous Investigation
Japanese title: ブラス・クーバスの死後依頼
Other names: The Posthumous Investigation.exe

The Posthumous Investigation is a Mother Gaia Studio-developed, CriticalLeap, Infini Fun-published Adventure, Puzzle, Casual game, released Mar 31, 2026, playable on Steam, Nintendo Switch, macOS.

On GAME圈, you can discuss The Posthumous Investigation with other players, read guides and Q&A, and find teammates. Follow this game to get notified about new guides, updates, and sales.

Players who like The Posthumous Investigation also play: Escape Simulator, Yoku's Island Express, Wobbly Life, We Were Here Expeditions: The FriendShip, We Were Here Forever.

❓ The Posthumous Investigation FAQ

Does The Posthumous Investigation support Chinese?

The Posthumous Investigation has Traditional Chinese. The PC (Steam) version supports Traditional Chinese, Simplified Chinese for the interface and subtitles. Languages may differ on other platforms; check each platform's store page. See all supported languages. Games with Traditional Chinese.

Is The Posthumous Investigation free? Does it cost money?

Yes, The Posthumous Investigation must be purchased to play. Follow this game and we'll notify you when it goes on sale. Download links and prices by platform.

What platforms is The Posthumous Investigation on?

The Posthumous Investigation can be played on Steam, Nintendo Switch, macOS.

When was The Posthumous Investigation released?

The Posthumous Investigation was released Mar 31, 2026. Check out the March 2026 new game release schedule for other new games out that month. See release date and platforms.

Can you play The Posthumous Investigation on Steam Deck?

Yes, with a few caveats. The Posthumous Investigation is rated "Playable" on Steam Deck: it runs fine, but some actions may require the touchscreen, the on-screen keyboard or tweaking settings. See Valve's full test results.

What are the PC system requirements for The Posthumous Investigation? Can I run it?

Minimum: Processor: Multi-core 1.8GHz or faster; Memory: 4 GB; Graphics: NVIDIA GeForce GTX 760 or equivalent; Storage: 3 GB available space. For the full minimum / recommended specs and a "Can my PC run it?" check, see The Posthumous Investigation system requirements.