为了夺回珍贵的牌匾，在擂台上只可以赢。姚青蓝（林慧倩）抵受不住母亲给予的压力，离家出走投靠因脚伤而退役的综合格斗拳手李信兰（杨柳青）。此时，格斗女王何花（菁玮）向经营拳馆的信兰下战书，为保牌匾，两女找来影星张蕾（郭思琳）重入铁笼代战。关键时刻，无路可退下，青蓝决定代好友上擂台一战······

In order to take the precious plaque, you can only win on the ring. Yao Qingwei (Lin Huiqian) defeated the pressure that could not be given by the mother, and left the home to rely on the integrated fighting boxer who retired due to the foot injury (Yang Liuqing). At this time, Fighting Queen He Hua (Jingju) gave birth to the letter of the fist, for the guarantee, two women found the movie star Zhang Lei (Guo Silin) to go to the iron cage. At the crucial moment, there is no way to retreat, the blue blue decides on behalf of the friends and Taiwan ·····