主人公杰克(杰西·麦特卡尔菲)的姐姐因为尝试自杀被送进精神病院治疗，结果精神病院的生活让她非常不习惯，简直痛不欲生。为了保护姐姐免受医生们的折磨，杰克开始装疯，随后也被人送进了同一家医院。然而让他没想到的是，这里的医生(彼得·斯特曼)竟然将病人当作小白鼠，随便拿他们做实验，最终把病人一个个变成了吃人的恶魔。姐弟俩该何去何从，会成为吃人怪物的下一餐吗？ Hero jack (Jesse matt Carl Philip) sister because of suicide attempts was taken to a psychiatric hospital treatment, the results of the psychiatric hospital's life she was not used, it is not here right now. To protect her sister from doctors, and jack began to pretend crazy, then also be sent to the same hospital. Let he didn't expect, however, doctors here (Peter sterman) the patient as a mouse and take them to do experiments, the patient one has finally become a man-eating demon. What the sister and brother, will become a man-eating monster next meal?