Sasaeng | 사생

A horror walking simulator about a K-pop idol's obsessive fan

Jayhyeon Studio · Released Aug 28, 2025

Reviews: Very Positive; 82% of 112
Recent reviews: Not enough recent
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Unsupported
Last update on Steam: 1 year ago; Sep 4, 2025
Minimum PC: GTX 1070; 8 GB RAM · 5 GB disk; Full requirements

What is Sasaeng | 사생?

You play a newly debuted idol in a single-player psychological horror game set around an entertainment agency and an apartment, as fan attention becomes threatening. You read fan letters, practice vocals, attend fan signings, and search agency rooms for clues. The story has chapter saves and two endings determined by your choices.

For you if...

+you prefer short stories centered on exploration
+you enjoy atmospheric tension mixed with occasional jump scares

Not for you if...

−you want action-focused horror rather than a walking simulator
−you dislike rhythm minigames interrupting the story

What players say

82% of 112 reviews are positive

Players repeatedly praise the story and its unexpected twist. The most common complaints concern poor frame rates and crashes, with some players reporting that these problems prevent them from starting or progressing.

Screenshots and trailer

Sasaeng | 사생 system requirements

Minimum: GTX 1070, 8 GB RAM, 5 GB of disk space.

As published by the developer.

Can my PC run Sasaeng | 사생?

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Minimum

OS: Windows 10 64-bit
Processor: Intel i5-4590
Graphics: NVIDIA GTX 1070 (6GB)
Memory: 8 GB RAM
Storage: 5 GB available space
DirectX: Version 12

Does Sasaeng | 사생 have co-op or multiplayer?

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

Single-player

Does Sasaeng | 사생 run on Steam Deck?

Unsupported No: Valve rates it Unsupported on Steam Deck.

Not supported on SteamOS

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Full audio: Korean. Text only: English, Japanese, Simplified Chinese, Spanish - Spain, Portuguese - Brazil.

Does Sasaeng | 사생 use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

This game includes some pre-rendered content created using generative AI tools. Most of the core assets and gameplay elements are non-AI. AI was not used to generate real-time content during gameplay.

The statement mentions: Art

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