CAFE 0 ~The Drowned Mermaid~

A mystery horror visual novel retracing the week before your death

ROSEVERTE MYSTERY · Published by ROSEVERTE · Released Jan 29, 2015

Reviews: Mixed; 68% of 77
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 2 years ago; Jan 3, 2024
Minimum PC: 0.5 GB RAM · 0.2 GB disk; Full requirements

What is CAFE 0 ~The Drowned Mermaid~?

You play an amnesiac girl's spirit in a mystery-horror visual novel set around a strange cafe and a school. You read conversations with people from her past and make choices that shape her personality. The story branches into two character routes and a true route.

For you if...

+you enjoy psychological horror with a female protagonist

Not for you if...

−you want action rather than a dialogue-driven story

What players say

68% of 77 reviews are positive

Players praise the supernatural mystery and eerie atmosphere. Common complaints concern the short length and repeated dialogue when pursuing different endings.

Screenshots and trailer

CAFE 0 ~The Drowned Mermaid~ screenshot 1

CAFE 0 ~The Drowned Mermaid~ system requirements

Minimum: 0.5 GB RAM, 0.2 GB of disk space.

As published by the developer.

Can my PC run CAFE 0 ~The Drowned Mermaid~?

The published requirements do not name a graphics card we can compare.

Set up my PC →

Minimum

OS: XP
Processor: 1 Ghz
Memory: 512 MB RAM
Storage: 200 MB available space

Does CAFE 0 ~The Drowned Mermaid~ have co-op or multiplayer?

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

Single-player

Does CAFE 0 ~The Drowned Mermaid~ 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: 21
Steam features: Cloud saves, Family Sharing, Trading cards
Languages: Full audio: Japanese. Text only: English, German, French, Ukrainian, Russian.

Does CAFE 0 ~The Drowned Mermaid~ 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