故事设定于13世纪的爱尔兰，一队修道士守护着神秘的遗留圣物，而这场守护之旅却潜藏了许多意想不到的危险。

　　凯拉·伍兹（Elisha Cuthbert饰）的女儿神秘地消失在他们乡下新房子的地窖里，然而凯拉很快发现，有一个古老而强大的恶魔控制着他们的家，她将不得不面对或冒着永远失去家人灵魂的风险。与卡斯伯特一起最后与宇宙中最古老的邪恶作斗争，否则将永远失去家人的灵魂。

About a week after the Woods family move in to Xaos House, their daughter Ellie goes missing during a power cut. Ellie's mother Keira investigates and finds that the walls have strange symbols engraved into them. After a number of terrifying supernatural experiences she comes to the conclusion that the house took Ellie. She discovers that a physicist and occultist called John F...