明朝成化年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把(bǎ )持，混淆黑(hēi )白，陷害忠良，朝野内外(wài )噤若寒蝉。时有(yǒu )赵(zhào )怀安（李连杰 饰(shì )）等流亡剑客挺(tǐng )身而出(chū )，接连铲(chǎn )除东厂数(shù )名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂(chǎng )