某日,一名女孩神祕失蹤了。隔天在課堂上,一群孩子就女孩的下落起了嚴重的爭執,他們被學校懲罰安排在同一小組,為節慶活動做準備。在他們偷偷闖入一間小屋,準備偷取活動所需的零件時,發現了一具躺在乾冰上的屍體,並意外喚醒了沉睡已久的邪惡靈體,這群孩子即將體會到地獄般寒冷的刺骨恐懼……。A Nederland, Colorado teen goes missing. In class the next day, a group of mismatched kids get into an argument about her whereabouts and are put on a team for a festival event. They decide to break into a shed to steal a part for their project where a body is kept on dry ice. Awakening an evil entity, they find out the true meaning of ice cold hell.