The gameplay revolves around Luigi, who wins a mansion in a contest he didn't even enter, only to find it haunted. Armed with the Poltergust 3000, a vacuum cleaner designed to capture ghosts, Luigi must navigate through the mansion's spooky halls to rescue his brother, Mario, and capture the mischievous ghosts. The game's blend of exploration, puzzle-solving, and ghost-hunting offers a unique and engaging experience.