Empty Opera House

Empty Opera House is a video game by The Cursed Simulation Corporation released in 1987. In the game, the player spawns inside a large opera house which they are free to explore. The game features music that grows louder in certain places, but appear to have no actual origin. The game is notable for the interior of the opera house constantly changing during gameplay, making it easy for a player to get lost. No known objective is given for this game.