Many houses, especially old ones, which have stood for many years or even centuries, hide their secrets. A house rarely has a single owner, most often they change, if housing is not for sale, there are generations of one family living in it. When selling, the owners change and often do not know what happened in the walls before them. Our hero in the game House of secrets 3d recently acquired a large mansion. He did not have time to examine him in detail, he found out the main questions, and decided to learn the rest during the settlement. Having entered the house, the new owner began to walk around the rooms and found a small cozy room with a fireplace. When he closed the door behind him, she mysteriously slammed shut. The hero was trapped and only you can help him get out.