When a mysterious doorway suddenly appears in the basement of a furniture showroom, an ordinary day quickly turns into a terrifying mystery. Curiosity leads people into an endless and unsettling world filled with empty corridors, strange spaces, and unfamiliar rules that defy reality itself. As they venture deeper into this bizarre environment, fear and isolation begin to grow, making survival increasingly difficult. With reality slowly slipping away, they must find a way to escape before becoming permanently trapped inside this endless nightmare.