明朝(cháo )成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦(huàn )官把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安(ān )（李连杰 饰）等流亡剑客挺(tǐng )身而(ér )出(chū )，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊(jīng )。适值(zhí )此时，风头正(zhèng )劲的西厂