Book-style murder investigation game set in Victorian London. Logic, Deduction and Attention to Details - use this to solve game mysteries. Unfold story chapters, investigate clues, visit London historical locations - and help to get murder into jail.

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This game is not yet available on Steam

Planned Release Date: Q4 2026

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About This Game

A murder mystery unfolds across your desk. Read closely, follow the leads.

Take on a case in Sherlock Holmes’s London. Explore a highly detailed map of Victorian London, read each case chapter by chapter, examine curious documents, and piece together the evidence left behind. A passing remark may contradict an alibi; an ordinary object may change your understanding of the crime. The accounts are yours to examine. The deductions are yours to make.

  • Seven cases by Nick Macari, including The Man Who Died Twice, Phantom of London, and Murder in Color and others.

  • Steam Workshop support: discover more cases from the community, or write and share your own.

  • A highly detailed historical map of Victorian London.

  • Book-style storytelling with narrated chapters and read-along highlighting.

Each discovery gives you somewhere else to look. Search the illustrated London map or consult the directory to find a person, an address, or your next lead. Follow a suspicion across the city, then return to an earlier account with a different understanding of what was said.

Settle into the investigation at your own pace. Listen to a chapter, jot down a question, and spread the evidence across your desk. Some connections come quickly. Others begin with a small detail you cannot quite explain—until something you discover later makes it click.

  • Investigate through witness accounts, clues, documents, and newspaper articles.

  • Search a detailed illustrated London map and directory for your next lead.

  • Keep personal notes and return to evidence as your understanding changes.

  • Answer the case’s final questions with your own deductions.

Investigate seven cases by Nick Macari, then discover new mysteries through Steam Workshop. Expand your library with cases from the community, or create and share your own.

Calling all sleuths—let the investigations begin!

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

Localisations and localized narrations are done with AI. Some graphical elements and videos are rendered with AI tools.

System Requirements

Windows
macOS
SteamOS + Linux
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows 10 or later (64-bit)
    • Processor: 64-bit Intel or AMD dual-core processor, 2 GHz
    • Memory: 4 GB RAM
    • Graphics: Integrated graphics with hardware acceleration and up-to-date drivers
    • Storage: 2 GB available space
    • Sound Card: Standard audio output for narration and sound effects
    • Additional Notes: Preliminary requirements; subject to change before release. Mouse and keyboard. Internet required for installation and updates; cases can be played offline.
    Recommended:
    • Requires a 64-bit processor and operating system
    • OS: Windows 11 (64-bit)
    • Processor: 64-bit Intel or AMD quad-core processor, 2.5 GHz
    • Memory: 8 GB RAM
    • Graphics: Modern integrated or dedicated graphics with up-to-date drivers
    • Storage: 2 GB available space
    • Sound Card: Standard audio output; headphones recommended
    • Additional Notes: Provisional recommendation, pending hardware testing. SSD and 1920x1080 display recommended. Mouse and keyboard. Cases can be played offline after installation.
    Minimum:
    • OS: macOS 13 Ventura or later
    • Processor: Apple M1 or Intel dual-core processor, 2 GHz
    • Memory: 4 GB RAM
    • Graphics: Integrated graphics compatible with macOS 13 or later
    • Storage: 2 GB available space
    • Sound Card: Standard audio output for narration and sound effects
    • Additional Notes: Preliminary requirements; subject to change before release. Mouse and keyboard. Internet required for installation and updates; cases can be played offline.
    Recommended:
    • OS: macOS 13 Ventura or later
    • Processor: Apple M1 or newer, or Intel quad-core processor, 2.5 GHz
    • Memory: 8 GB RAM
    • Graphics: Apple M1 integrated graphics or equivalent Intel Mac graphics
    • Storage: 2 GB available space
    • Sound Card: Standard audio output; headphones recommended
    • Additional Notes: Provisional recommendation, pending hardware testing. SSD and 1920x1080 display recommended. Mouse and keyboard. Cases can be played offline after installation.
    Minimum:
    • OS: Ubuntu 22.04 LTS or later (64-bit)
    • Processor: 64-bit Intel or AMD dual-core processor, 2 GHz
    • Memory: 4 GB RAM
    • Graphics: Integrated graphics with hardware acceleration and up-to-date drivers
    • Storage: 2 GB available space
    • Sound Card: Standard audio output for narration and sound effects
    • Additional Notes: Preliminary requirements; subject to change before release. Mouse and keyboard. Internet required for installation and updates; cases can be played offline.
    Recommended:
    • OS: Ubuntu 24.04 LTS or later (64-bit)
    • Processor: 64-bit Intel or AMD quad-core processor, 2.5 GHz
    • Memory: 8 GB RAM
    • Graphics: Modern integrated or dedicated graphics with up-to-date drivers
    • Storage: 2 GB available space
    • Sound Card: Standard audio output; headphones recommended
    • Additional Notes: Provisional recommendation, pending hardware testing. SSD and 1920x1080 display recommended. Mouse and keyboard. Cases can be played offline after installation.
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