明朝成化年间，朝纲(gāng )腐败，奸邪当道(dào )。西厂东厂为宦官(guān )把(bǎ )持，混淆黑(hēi )白(bái )，陷害忠良，朝(cháo )野内外噤若(ruò )寒蝉(chán )。时有赵怀安（李连杰 饰）等流亡剑客挺身(shēn )而出，接连铲除(chú )东厂数名奸(jiān )佞，致令阉贼胆战(zhàn )心惊。适值此时，风头正劲的西厂