15th Prison is an adventure developed by Zettanium Game Studio, released 20 May 2025 on PC (Microsoft Windows).
What 15th Prison is
15th Prison is an adventure game developed by Zettanium Game Studio and released in 2025. It is available on PC (Microsoft Windows) only. It runs on Unity.
The premise, in the publisher's words
There is no way out of this prison. But examine your surroundings carefully, do not ignore any abnormalities. Take the envelope given to you by the block officer and proceed, there may be an escape route. Your carelessness may result in death.
How it plays
It is played from a first person perspective. Its themes are action and horror. It supports multiplayer for up to 4 players online.
What it launched against
15th Prison launched on 20 May 2025, within three weeks of Doom: The Dark Ages, Dune: Awakening, Elden Ring Nightreign and Mario Kart World.
Released around the same time: Doom: The Dark Ages, Dune: Awakening, Elden Ring Nightreign, Mario Kart World.
Official trailer
Sourced from the publisher’s YouTube channel. See all 2 videos →
Screenshots
All media
Quick answers
15th Prison — frequently asked questions
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