在这部夺魂医生惊悚/恐怖片中,在一个肃杀的夜晚，满身伤痕的女孩西恩娜（艾丽森·兰格 Allison Lange 饰）跌跌撞撞冲入公路。她随即被送往医院，在探员赞恩（詹森·伦敦 Jason London 饰）的询问下，惊魂未定的西恩娜终于说出了那段恐怖经历。
两周前，她和同在医科大学念书的好友斯科特（B.J. Britt 饰）、杰森（尼克·霍尔莫斯 Nick Holmes 饰）、本（C.J. Thomason 饰）、夏侬等人结伴外出游玩。他们驻留在一所古堡，看似一切充满了刺激和乐趣，但是这份无上喜悦很快便蒙上一层阴影。在他们身后，似乎有一个手执手术刀的夺命医生蠢蠢欲动，死神的脚步越来越近。这群踌躇满志的未来医生，俨然成为了手术台上的致命牺牲品……
A group of longtime friends converge on a fatal course with destiny when they cross paths with Alexander Tatum, a mercenary surgeon. He is a hunter with the keen skill of one who has also been hunted. Prey turned predator. The victims quickly realize that Alexander is just the beginning of their problems, as they find themselves enmeshed in a fight for survival against a sociopath business man and his demonic staff, who will stop at nothing to prevail in the sale of Black Market Body Parts.
真相。黑心诊所，取你器官。
