明朝成化年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官(guān )把(bǎ )持，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒(hán )蝉。时有(yǒu )赵怀安（李连杰 饰）等流(liú )亡剑客挺身而(ér )出，接连铲除(chú )东厂数名奸佞，致(zhì )令阉贼胆战心惊(jīng )。适值(zhí )此时，风头正(zhèng )劲的西厂