A Psycho Sleuth fan wiki for the mystery visual novel where cognitive distortions shape murder cases. Thirteen participants, a deadly cult game, and evidence that lies — unravel the truth with logic battles.
Last updated: November 6, 2026
Stay Current
Fresh guides and news as Psycho-Sleuth develops.
Master the dark and theatrical world of Psycho-Sleuth with this comprehensive psycho sleuth guide covering investigations, trials, and chapters.
Explore the fascinating psychological profile of Psycho sleuth characters, their unique cognitive disorders, and how their twisted minds shape every murder.
Discover Psycho-Sleuth, the mystery adventure game where cognitive disorders distort evidence, pushing investigation and deduction beyond standard limits.
Explore cognitive disorders, psychological horror, and deduction mechanics in What is Reality and What is a Distortion? | Psycho-Sleuth (Demo).
Explore the exciting [Psycho-Sleuth: SIDE STORY] NEW LIMITED CONTENT released during Steam Detective Fest, featuring character insights and mysteries.
Explore the psychological depths of the 异 病 侦探 psycho sleuth demo. Discover twisted cognitive disorders, detective mechanics, and Steam details.
Start Here
Four paths into this Psycho Sleuth wiki, depending on what brought you here.
What Psycho-Sleuth is, the deadly game premise, and how cognitive distortions twist every case.
2How OCD, prosopagnosia, and Alice in Wonderland Syndrome distort evidence — and how to reason past them.
3The demo and side story covered step by step, with spoiler scope clearly marked.
4The thirteen participants and everything known about the release and platforms.
Popular Pages
The pages players reach for most.
Case-by-case walkthrough with spoiler warnings.
Who's caught in the cult's death game.
Where to get the demo and the side story.
When the evidence itself lies: perception mechanics explained.
Steam page status, platforms, and release timing.
What players and the community say.
Jump straight to the six sections of the wiki: walkthrough, characters, perception mechanics, the demo, and release info.
Case-by-case coverage with clear spoiler marking, starting with the demo content.
The cast of the death game — roles, motives, and what's confirmed so far.
Thirteen participants enter the cult's game.
Become a god through undetected murder — the story's stated drive.
Names and full profiles land as content is verified.
OCD, prosopagnosia, Alice in Wonderland Syndrome — the distortions that bend every case.
Perception conditions distort what witnesses and players see.
Reason through contradictions in evidence and testimony.
Separate reality from distortion to solve each case.
Where to play the demo and side story, and what each covers.
The Steam page, platform support, and release timing as confirmed.
The Steam store page is live — wishlist to follow.
The creator's page hosts the demo and updates.
Currently marked in development.
Community reactions, the Danganronpa comparisons, and where discussion happens.
"Like Danganronpa, but the evidence lies" — the hook players cite.
Community threads collect demo impressions.
The Steam community hub for guides and discussion.
Psycho Sleuth (officially styled Psycho-Sleuth) is a mystery adventure visual novel by luyiwun, blending detective reasoning with cognitive distortions. The story traps thirteen participants in a deadly game run by a mysterious cult.
Each Psycho Sleuth murder case is warped by conditions like OCD, prosopagnosia, and Alice in Wonderland Syndrome — the evidence itself can lie. Players cut through distorted perceptions with evidence, intuition, and logic battles, animated with Live2D.
This Psycho Sleuth wiki tracks the demo, side story, characters, and release news as the game develops, with walkthroughs expanding once the full game is playable.
Explore All GuidesGenre
Mystery Visual Novel
Participants
13
Core Mechanic
Cognitive Distortions
Deduction
Logic Battles
Animation
Live2D
Platforms
Steam (page live)
Status
In Development
Quick answers to the most common questions about Psycho-Sleuth.
Start with the Psycho Sleuth overview, meet the thirteen participants, and train your eye against lying evidence.
