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Sister
Feeling that your computer desktop is too plain? Want to find a cute girl to keep you company? Then try this desktop pet sister!

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

Planned Release Date: Feb 9, 2026

This game plans to unlock in approximately 2 weeks

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About This Game

"Sister" is a computer desktop pet game.

Operation Instructions

Supports mouse-following eye movement, dragging, zooming in and out.

  • Drag with the left mouse button.

  • Right-click the character to bring up the settings menu, which allows zooming in/out, character switching and costume changing. Left-click the character again to hide the settings menu.

Included Content

The game contains 1 cute desktop pet character.

Mature Content Description

The developers describe the content like this:

This game may contain some general mature content ：
Revealing outfits and partial nudity.

System Requirements

    Minimum:
    • OS *: Windows 7
    • Processor: i5
    • Memory: 400 MB RAM
    • Graphics: Intel HD Graphics 4400
* Starting January 1st, 2024, the Steam Client will only support Windows 10 and later versions.
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