On the night of November 13, 1974, Ronald DeFeo, Jr. took a high-powered rifle and murdered his entire family as they slept. At his trial, DeFeo claimed that "voices" in the house commanded

為了救出遭邪教洗腦的小兒子－賈斯汀，原本疏離的一家人決定同心協力，和熟知邪教的專家一同將他救出並試圖恢復其心智不料，邪教成員包圍突襲他們的藏身處，要求交出賈斯汀一場腥風血雨即將來臨，不僅考驗著家人的忠誠，更要賭上全家的性命…。

阿曼達在瀕臨死亡的經歷之後，依然感覺到她處於危險之中 在探員詹姆士保護之下，阿曼達開始感到平安卻不知道真正的威脅一步步迫近