Set in the 1980s, an estranged family hires a cult deprogrammer to take back their teenage son from a murderous cult, but find themselves under siege when the cultists surround their cabin, demanding the boy back. 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起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…。
