三年前美玉（汪永芳 饰）和泰山去找马哥购买珠宝，但是泰山和美玉咩有足够的钱 ，决定拿了珠宝走人，后来被马哥追杀，泰山死了，美玉也被抓进了监狱，三年后美玉出狱了，马哥的复仇计划也开始了，美玉要怎样对付一系列的麻烦？
Danny, a respected cop, is setup after an investigation goes wrong. While laying low in his new jail cell, Danny is forced to get involved in the inmates underground cage fighting circuit. With the help of Irving, a former mixed martial arts champion, Danny devises a scheme to bring justice and innocence to his family's name, if he can get out of the cage alive.
