15th Prison
15th Prison is a horror escape game. There is no exit from this prison. But examine your surroundings carefully and do not ignore any abnormalities. Take the envelope in each block and move on. Your carelessness may result in death.
Developer
Publisher
Release
May 20, 2025
1 year and 73 days ago
Steam Reviews
Positive33 reviews93.9%
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Game contextLatest: IGF Team
| ContextThe evidence factors used to assess whether this game belongs on IndieGame.Fan. | Status | Notes Latest Contributor: IGF TeamEdit notes |
|---|---|---|
Updated: Jul 14, 2026Developer scaleThe operating scale of the game's developer. | ||
Updated: Jul 14, 2026Publisher scaleThe operating scale of the game's publisher. | ||
Updated: Jul 14, 2026Publisher statusHow the game's publishing relationship is classified. | ||
Updated: Jul 14, 2026Creative controlWho appears to retain creative control of the game. | ||
Updated: Jul 14, 2026Release statusWhether and how the game has been released. |
Media
10 itemsAbout the Game
You are stuck in a prison with endless blocks where notorious criminals are located. This is a prison famous for very horrific events.
To go to block 15 and find the escape route in the prison, observe your surroundings carefully and take the envelope given by the guard at each block pass. These envelopes are important for your escape plan!
Do not ignore any anomalies.
If you find anomalies, turn back immediately.
If you do not find anomalies, do not turn back. Move forward.
When you reach block 15, 3 different doors are waiting for you. You will encounter different endings and puzzles in these doors.
If you solve the puzzle at the end, your escape from prison will be easier. Good luck…
Playing Time
20-90 minutes
To go to block 15 and find the escape route in the prison, observe your surroundings carefully and take the envelope given by the guard at each block pass. These envelopes are important for your escape plan!
Do not ignore any anomalies.
If you find anomalies, turn back immediately.
If you do not find anomalies, do not turn back. Move forward.
When you reach block 15, 3 different doors are waiting for you. You will encounter different endings and puzzles in these doors.
If you solve the puzzle at the end, your escape from prison will be easier. Good luck…
Playing Time
20-90 minutes
