明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为宦(huàn )官把持，混淆黑(hēi )白，陷害(hài )忠(zhōng )良，朝野内(nèi )外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰(shì )）等流亡剑客(kè )挺(tǐng )身(shēn )而出，接连铲除(chú )东厂数名奸佞，致(zhì )令阉(yān )贼胆战心惊。适值此时，风头正劲的西厂