You walk into an abandoned hotel but you are not alone. What could it be? Where is it coming from? Ascend into the haunted hotel to find out.
Get from one elevator to the other to reach the next floor. The difficulty of the custom shadow monsters gets harder the further you get.
You can't kill the monsters and they will traumatize you the closer they get.
There are more random floor combinations than particles in the observable universe making every playthrough an unique experience.