在阴暗的医院走廊，杀戮护士默默宣判着无声的绝望与死亡。校花柳依依的自虐经历

　　After a prank goes wrong, one person is left dead and another institutionalized. Ten years later, a group of friends are partying at a cabin in the woods unaware that a deranged psychiatric patient has escaped and is hell bent on revenge.