明朝成化年间，朝(cháo )纲腐败，奸(jiān )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(nèi )外(wài )噤若寒蝉。时有赵(zhào )怀安(ān )（李连杰 饰）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除东厂数(shù )名奸(jiān )佞，致令阉贼胆战心惊(jīng )。适值此时，风头正(zhèng )劲的西厂