明朝成化年(nián )间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害忠(zhōng )良，朝野内(nèi )外(wài )噤若(ruò )寒蝉。时有赵怀安（李(lǐ )连(lián )杰 饰）等流亡剑(jiàn )客挺身而(ér )出，接连铲除东(dōng )厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此时，风头正(zhèng )劲的西厂