明朝(cháo )成化年间(jiān )，朝纲腐败，奸(jiān )邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝野内(nèi )外噤若寒蝉。时有赵怀安(ān )（李(lǐ )连杰 饰）等流亡剑客(kè )挺(tǐng )身(shēn )而出(chū )，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西(xī )厂