明朝成化年间，朝(cháo )纲腐败，奸邪(xié )当道(dào )。西厂东厂为宦官(guān )把持，混淆黑白，陷(xiàn )害忠(zhōng )良，朝野(yě )内外噤若(ruò )寒蝉。时有赵(zhào )怀安（李连杰 饰）等流亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此时，风(fēng )头正劲的西厂