爱丽丝(Maggie Q饰)是一名治疗睡眠的医生，她的新服务对象是一个饱受睡眠折磨的家庭。每当这家人入睡时，“夜魔”便会来袭，爱丽丝必须设法保护这家人。
Eight college friends head to a "Haunted Rental" for Halloween. But when they replay the game that made the house infamous, they awaken an evil spirit intent on stealing their souls.
Locked in her flat for several years, a reclusive young woman stumbles upon a mysterious web community. According to an urban myth, the Suicide Club grants death to those wishing for it. Unless these "cyber suicides" are actually murders.
