GEMINI DISORDER

Psychological horror visual novel about twin sisters and destructive jealousy

ReallyS · Published by Nova B12 · Released Apr 24, 2019

Reviews: Mostly Positive; 73% of 64
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 29, 2026
Steam Deck: Untested
Last update on Steam: 7 years ago; Apr 9, 2019
Minimum PC: DirectX® 9 Compatible; 0.5 GB RAM · 0.5 GB disk; Full requirements

What is GEMINI DISORDER?

A single-player kinetic visual novel, meaning you read a linear story through text and illustrated scenes. A city outing with her twin Mei and Mei’s classmate stirs Aoi’s jealousy as she struggles with a sinister voice in her head.

For you if...

+you enjoy anime-style horror with uncomfortable relationship themes

Not for you if...

−you want branching choices and multiple endings
−you prefer to avoid gore and violent imagery

What players say

73% of 64 reviews are positive

Players praise the suspense, music, and character art. The most common complaint is that the story feels too short and rushed; some players also criticize awkward dialogue and thin characterization.

Screenshots and trailer

GEMINI DISORDER system requirements

Minimum: DirectX® 9 Compatible, 0.5 GB RAM, 0.5 GB of disk space.

As published by the developer.

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Minimum

OS: Windows Vista/7/8/10 (64 bit)
Processor: 1 Ghz
Graphics: DirectX® 9 Compatible Graphics Card
Memory: 512 MB RAM
Storage: 500 MB available space
DirectX: Version 9.0

Does GEMINI DISORDER have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does GEMINI DISORDER run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Achievements: 5
Steam features: Family Sharing
Languages: Text only: English, Russian.

Does GEMINI DISORDER use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 28, 2026. How to filter AI games on Steam