艾瑞（Dennis Alexio 饰）是一名技术精湛的拳击运动员，在和泰国拳王唐波的对决中，轻敌的艾瑞不仅遭遇了惨败，还落下了残疾就此告别了拳坛。科特（尚格·云顿 Jean-Claude Van Damme 饰）是艾瑞的弟弟，哥哥的不幸遭遇让他的内心充满了愤怒，他决定向唐波寻仇。科特找到了武林高手西安（陈国新 饰），拜他为师学习泰拳。福瑞迪（李家鼎 饰）是当地出了名的恶霸，人人看见他都要绕着道走。因为美丽的姑娘麦莉（Rochelle Ashana 饰），科特和福瑞迪之间结下了梁子，福瑞迪知道了科特的身份，于是派出唐波和他再度站在了擂台之上。就在比赛即将开始之际，科特得知福瑞迪绑架了艾瑞。

本片是Jeff Speakman初登大银幕的作品，他饰演一名空手道大师，系出名门，在外闯荡多年后回到家乡，却碰上自己的师父遭人谋杀，他怒火中烧急欲报复，但他的对手可是数一数二的冷血凶残。另外本片的武打场面，可说是自李小龙后前所未见的血脉喷张，功夫迷绝对不容错过！

Jeff, a young delinquent, is enrolled by his father in a kenpo school, in the hopes of teaching the boy some self-discipline. Years later, Jeff's mentor, Kim, is being threatened by one of the Korean mafia families. Jeff tries to help his old friend, but is too late to prevent Kim's death at the hands of an unknown hitman. Vowing revenge, Jeff takes on all of the families, using his martial arts skills to find the man who killed his friend.