One-time martial arts prodigy Michael Shaw is sentenced to community service at a rundown karate school, where he gets back into the discipline of the sport. During a local MMA fight he encounters the man who killed his family a decade ago, and his decision to get revenge involves going behind his karate master's back to train and compete in the upcoming MMA tournament. When he finally goes toe to toe in the ring with his parents' killer he won't stop until the last punch knocks his opponent to the ground, leaving him TAPPED OUT. 迈克尔是一位武术天才,他就职于判处社区服务的空手道学校。在比赛中,他遇到了十年前杀死他家人的对手。于是他决定让他付出代价。在比赛中,他一定要亲手打到这个杀亲仇人。 这部由美国著名导演艾伦杉于2014年制作的《利用》邀请了迈克尔.Biehn 马丁.Kove等明星参与,值得一看