Overview
Prepare yourself for a descent into the chilling confines of 15th Prison, a place notorious for its horrific events and the notorious criminals it houses. Developed and published by Zettanium, this title plunges players into a labyrinthine prison structure where survival and escape are paramount. The core gameplay loop revolves around careful observation, strategic movement, and piecing together clues to find a way out.
Highlights
- A Psychological Horror Journey: Immerse yourself in a tense atmosphere within a prison known for its dark past and unsettling occurrences.
- Exploration and Puzzle Solving: Navigate through endless prison blocks, meticulously observing your surroundings and collecting vital envelopes from guards to aid your escape plan.
- Multiple Endings: Your choices and discoveries will lead you to one of three distinct doors upon reaching block 15, each promising a different outcome and conclusion to your ordeal.
Who It's For
This game is designed for players who enjoy psychological horror, puzzle-solving, and atmospheric exploration. If you appreciate titles that challenge your observational skills and offer a narrative driven by mystery and suspense, 15th Prison might be for you. Fans of walking simulators with a darker, more intense theme will also find themselves drawn into its world.
Game Info
Developed and published by Zettanium, 15th Prison offers a unique blend of action, simulation, and puzzle elements within an action-adventure framework. It supports a wide array of languages, including English, Japanese, and Simplified Chinese, ensuring a broad audience can experience its unsettling narrative. The game features multi-player capabilities, Steam Achievements, and Family Sharing, making it accessible and engaging for various player preferences. Its release in May 2025 positions it as a recent addition to the simulation and horror genres.





