You find yourself in a dark tunnel of the underground. While the tunnels of this kind are pretty scary, there are more things to frighten you. Zombies and monsters live here and they have already sensed the smell of an alive person. So the hunt begins – run away from your enemies and try to be fast or they will kill you. Don’t forget to gather the pieces of paper on your way – you will find instructions on how to escape from this place there. Also, you will gradually find out what exactly has happened to you.