The game presents the player with a series of locked doors, requiring them to solve a sequence of puzzles and challenges to unlock each one.
By examining various objects, interacting with the environment, and using problem-solving skills, the player must find the correct answer to allow them to progress through the doors. The main objective is to unlock all the doors, with each door presenting a new puzzle to solve upon unlocking. This browser-based game does not require a download or registration to play.