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No.13813
An escape room game where you manipulate time within a room to break free. A man awakens in a strange place, wearing a mysterious helmet. Rewind and alter time to uncover the helmet’s secret and the reason you are trapped—and escape.

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Features
Single-player
Family Sharing
Steam is learning about this game 
Languages:
Interface Full Audio Subtitles
English ✔ ✔
Japanese ✔ ✔
Simplified Chinese ✔ ✔
Korean ✔ ✔
This game is not yet available on Steam

Planned Release Date: May 24, 2026

This game plans to unlock in approximately 2 weeks

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About This Game

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No.13813 is a new type of escape room game where you manipulate time to escape.
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A man awakens in a strange room, wearing a mysterious helmet.

Inside the room, he finds a note left behind by someone who was there before him.

It states that this place allows time travel for only one day,

and that the door opens only during a specific one-minute window.

To escape, the player must uncover that exact minute by manipulating time and following clues.

What is this helmet, and why is he trapped here?

Uncover the hidden truth by exploring clues scattered throughout the room.

All mysteries come together in the end, revealing an unexpected twist.

Key Features:

■ Innovative Time Manipulation Mechanics

Freely control time to solve puzzles.

■ A Mind-Blowing Twist

All clues connect to deliver a shocking ending.

■ Unique Puzzle Design

Experience creative puzzles based on time and causality.

■ 13,813 copies

Once 13,813 copies are reached, the remaining mysteries and story threads will be revealed through future expansion content, featuring more diverse gameplay mechanics and an expanded universe.

■ Remake of the Original

This title is a remake based on an original work created 13 years ago. Through this remake, various gameplay mechanics, as well as the story and world, have been further refined.

System Requirements

    Minimum:
    • OS *: Windows 7 / 8 / 10 (64-bit)
    • Processor: Intel Core 2 Duo or equivalent
    • Memory: 4 MB RAM
    • Graphics: DirectX 9 compatible graphics
    • DirectX: Version 9.0
    • Storage: 1 GB available space
    • Sound Card: DirectX compatible sound card
    • VR Support: None
    • Additional Notes: Keyboard and mouse, Gamepad required
    Recommended:
    • OS: Windows 10 / 11 (64-bit)
    • Processor: Intel Core i3 or higher
    • Memory: 8 MB RAM
    • Graphics: NVIDIA GeForce GTX 560 or equivalent
    • DirectX: Version 11
    • Storage: 2 GB available space
    • Sound Card: DirectX compatible sound card
    • VR Support: None
    • Additional Notes: Keyboard and mouse, Gamepad required
* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.
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