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