明朝(cháo )成化年间，朝纲腐败，奸邪(xié )当道。西厂东厂为宦官把持(chí )，混淆黑白，陷害忠(zhōng )良(liáng )，朝野内外噤若(ruò )寒蝉。时有赵(zhào )怀(huái )安（李连杰(jié ) 饰）等流亡剑客挺身而出，接(jiē )连铲除(chú )东(dōng )厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值此时，风(fēng )头正劲的西厂