In ancient times, dungeons were mandatory in the construction of castles and other structures. Due to the fact that life was dangerous, wars flared up quite often, the inhabitants had to be able to secretly leave their home. Underground Dungeon Escape will take you to one of these ancient dungeons with numerous branches, each of which is locked on a grid. At the same time, the keys for each door are completely different and not in terms of shape or size. The key may look like a set of some items, or some kind of pen will simply be missing. To find everything, you need to notice clues and solve puzzles in Underground Dungeon Escape.