After awakening in a mental asylum a patient plans an escape to freedom but finds an even more disturbing supernatural world on the outside one that threatens to　　keep him trapped in madness forever.

本·多布斯是一个孤独的大学生，他不断地做噩梦，没想到却打开自己潜意识的大门，没有人愿意这道门被打开。本·多布斯能否在潜意识之门中的世界活下来呢？