明朝成化年间，朝(cháo )纲腐败(bài )，奸(jiān )邪当道。西厂东厂(chǎng )为(wéi )宦官把持，混淆黑(hēi )白，陷害忠良，朝野内(nèi )外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接连铲(chǎn )除东(dōng )厂(chǎng )数(shù )名奸佞，致令阉贼胆战心惊。适值此时(shí )，风头正劲的西厂