明朝(cháo )成化年(nián )间(jiān )，朝纲腐败，奸邪(xié )当道。西厂东厂为宦官把(bǎ )持，混淆(xiáo )黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流亡剑客(kè )挺身而出(chū )，接连铲除东厂数名奸佞，致(zhì )令阉(yān )贼胆(dǎn )战心惊(jīng )。适值此时，风头正(zhèng )劲的西厂