明朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑(hēi )白，陷害忠良，朝野内外噤(jìn )若(ruò )寒蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出(chū )，接连铲除东(dōng )厂数(shù )名奸佞(nìng )，致(zhì )令阉(yān )贼(zéi )胆战心惊。适值(zhí )此时，风头正劲(jìn )的西(xī )厂