一个有着黑暗过去的男子出狱后，被要求留在某个闹鬼的房子里进行清理，如果他离开的话，就会遣返回监狱，但是屋中的鬼魂也似乎并不想让他好过。
研究近东古代神话的年轻学者艾拉，在古董店购得一尊神秘陶罐后，家中接连遭遇诡异事件：物品莫名移位、深夜听见低语、家庭成员出现幻觉与精神崩溃。随着调查深入，她发现陶罐封印着古代美索不达米亚神话中的灾厄“拉比苏（Rabisu）”—— 这是一种以恐惧、精神错乱为食的无形恶魔。拉比苏不直接血腥杀戮，而是通过侵蚀心智、制造幻觉，让受害者在绝望中自我毁灭。艾拉必须在自己与家人彻底沦陷前，破解诅咒本源，驱散这只来自远古的恶魔。
Emily takes a job as a counselor at a summer camp and finds a coven of witches ready to show her a path to healing.
Four college students venture to a storied haunted house over night. The goal is simple, obtain research for a paper they are writing on urban myths and legends. A caretaker, played by Richard Grieco, greets them and offers to share the tale of the home's tragic beginnings. As events unfold, the group starts to understand there's more to the stories than they first believed. Friendships and motives are questioned. The gentle caretaker's role is brought into questions. When tragedy strikes, they finally understand that Sanctus House is more than myth.
