The old asylum crouched like a poisonous spider on top of the mountain in a hidden clearing for so many years that all who knew of it are dead. The unspeakable evil perpetrated there had seeped into the very walls. Was it also a portal to Hell itself? When it is discovered by modern technology, Cindy unwittingly draws herself and her three companions into mortal peril. What are the secrets of this edifice so toxic that no life stirs within or near it? Is it really a mountain of doom that traps them? Without supernatural help, their souls could be lost forever in the icy, dark nothingness of the demonic.