因意外失去父母的詹妮措手袭击被捕，关入丛林教场。殊不知却已陷入丛林深处魔爪之手。詹妮能和小伙伴们战胜人 “魔”逃离噩梦之地，获得重生？

Set in the deep freeze of a northern Michigan winter, when a group of college students volunteer to assist their psychology professor with his research, their weekend retreat turns into a nightmare.