明朝成化年(nián )间，朝纲腐败，奸邪(xié )当(dāng )道。西厂(chǎng )东(dōng )厂为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野内外噤若寒蝉(chán )。时有(yǒu )赵(zhào )怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂数(shù )名奸佞，致(zhì )令阉贼(zéi )胆战心惊。适值此时，风头(tóu )正劲的西厂