59%Good matchSubmachine: Legacy
98%1k98% positive reviews, Overwhelmingly Positive across 1k reviews·Puzzle · Point & Click
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91%Positive · 11
You are Snitcher who has broken into a mansion in search of a invaluable thing. Your guide on this journey will be Keykeeper, who has lost all the keys to the rooms in the mansion. Help her find the keys, and in return she will help you find what you are looking for.
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About Submansion
In Submansion, you will travel through ten rooms in search of lost keys and an invaluable thing. Your guide will be the Keykeeper. At first glance, a helpless lady who could not even cope with her main task - to keep the keys.
Complete the challenges in each room to find all the keys and learn more about Keykeeper, the mansion, its inhabitants, and yourself. Each room is a piece of the puzzle that comes together at the end of the story.
Game features:
- Visual novel with choices
- Multiple endings
- Point & click elements
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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