Psychological Mystery Detective Visual Novel

Psycho Sleuth Wiki

Investigate a murder mystery, collect evidence and challenge contradictions in Psycho-Sleuth, a psychological detective visual novel.

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Psycho Sleuth Resources

Explore the investigation, characters, puzzles, and story of Psycho Sleuth.

Latest Updates

Discover the newest guides, tips, and content

Psycho Sleuth Steam Release: Mystery Visual Novel Overview

Discover everything about the Psycho Sleuth Steam release, featuring a gripping mystery narrative, 13 afflicted characters, and unique gameplay mechanics.

Nov 6, 2026release
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Psycho Sleuth Release Date Confirmed: Platforms, Reviews, and More

Discover the Psycho Sleuth release date, platform availability, and critic scores for this upcoming psychological mystery game on PC.

Nov 6, 2026release
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Psycho Sleuth Trailer Breakdown: Everything You Need to Know

Explore the Psycho Sleuth trailer details, cognitive distortion mechanics, and release information for PHOSEPO's mystery game.

Nov 6, 2026media
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Start Here

Your Psycho Sleuth Journey

1

Beginner Guide

Learn the basics of investigation, clues, cognitive distortions, and debate.

2

Investigation Basics

Collect evidence and consider what each clue reveals.

3

Debate Guide

Learn to examine claims and use evidence in fast-paced debates.

4

Cognitive Disorders

Explore how altered perception and testimony shape the mystery.

What is Psycho Sleuth?

Psycho-Sleuth is a single-player psychological mystery detective visual novel developed by PHOSEPO. Investigate murders, collect evidence, and challenge contradictions in debate battles.

Thirteen afflicted characters bring different perceptions to a five-chapter story, where cognitive distortions influence the investigation.

Developer

PHOSEPO

Platform

PC

Genre

Mystery Visual Novel

Chapters

5

Characters

13

Psycho Sleuth Walkthrough

Follow the five-chapter murder investigation through evidence and debate.

1

Investigate crime scenes and collect evidence.

Official source

Investigation Overview

1

Investigate

Examine the scene and collect evidence.

2

Consider Testimony

Listen to the characters and look for contradictions.

3

Debate

Use evidence to challenge false claims.

Psycho Sleuth Beginner Guide

Learn the basics of investigation, clues, cognitive distortions, and debate.

Basics

Explore investigations, clues, and debates.

Official source
1

Investigate

Explore the crime scene and collect evidence.

2

Review Clues

Consider the evidence alongside each character’s testimony.

3

Recognize Distortions

Consider how altered perception can affect the investigation.

4

Enter the Debate

Use evidence to challenge contradictions.

Quick Tips

  • Pay attention to evidence and testimony.
  • Consider how each character perceives events.

Psycho Sleuth Characters

Meet the 13 afflicted characters at the heart of the mystery.

Cast

The story features 13 afflicted characters.

Official source

Psycho Sleuth Puzzle Solutions

Explore evidence, deductions, and contradictions in investigations.

Clues

Consider evidence and contradictions.

Official source

Psycho Sleuth Cognitive Disorders

Explore how altered perception and testimony shape the mystery.

Perception

Cognitive distortions influence the investigation.

Official source
Cognitive distortions affect how characters perceive events.

Psycho Sleuth Debate Guide

Learn to examine claims and use evidence in fast-paced debates.

1

Use evidence to challenge false claims.

Official source

Listen

Consider each statement during the debate.

Examine Evidence

Use the clues collected during the investigation.

Challenge Contradictions

Refute false claims with evidence.

Psycho Sleuth Endings Guide

Explore the story and its conclusion across five chapters.

Story

The mystery unfolds over five chapters.

Official source

Psycho Sleuth Achievements Guide

Visit the Steam achievement page for Psycho-Sleuth.

Steam

Explore the Steam achievement page.

Official source

Steam Achievements

Explore the game’s achievements on its Steam community page.