Rich heiress Allie McClean heads for a weekend at her isolated family home in the middle of no man's land, only to find that the caretaker, Ben, is a homicidal maniac who's under instructions from her father to kill her …

富有的女继承人艾丽·McClean(艾丽)周末在她位于荒无人烟的偏僻家中，上一周，只发现看门人本是个杀人疯子，她正被父亲指示杀死她和她所有的客人。