Sister Other Paranoia

Psychological horror visual novel about a writer who reads minds

HazeDenki · Published by Serenity Forge · Released Aug 14, 2026

Reviews: Mostly Positive; 74% of 680
Recent reviews: Mostly Positive; 77% of 57 in 30 days
Players: 6; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 2 months ago; Aug 15, 2026
Minimum PC: DirectX 11 GPU; 6 GB RAM · 3 GB disk; Full requirements

What is Sister Other Paranoia?

This visual novel follows everyday life from a reclusive writer's perspective as he grows dependent on his younger sister. You read full-screen text and click to advance, with opportunities to use his telepathy to exploit people's insecurities and drive them to suicide.

For you if...

+you enjoy philosophical character studies and social commentary

Not for you if...

−you prefer lighthearted stories without disturbing themes

What players say

74% of 680 reviews are positive · 77% of 57 in the last 30 days

Players praise the artwork and music, but are divided on the writing. Common complaints concern the protagonist's pretentious monologues, underdeveloped supporting characters, and the sister's limited role. Some players also find it short for its price.

Screenshots and trailer

Sister Other Paranoia system requirements

Minimum: DirectX 11 GPU, 6 GB RAM, 3 GB of disk space.

As published by the developer.

Can my PC run Sister Other Paranoia?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS: Windows10
Processor: Generic Dual Core Processor
Graphics: Recent DirectX 11-capable GPUs (incl. Integrated Graphics)
Memory: 6 GB RAM
Storage: 3 GB available space
DirectX: Version 11

Does Sister Other Paranoia have co-op or multiplayer?

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

Single-player

Does Sister Other Paranoia run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Text only: English, Simplified Chinese, Japanese.

Does Sister Other Paranoia 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 27, 2026. How to filter AI games on Steam