明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若(ruò )寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺(tǐng )身而(ér )出，接(jiē )连铲除(chú )东(dōng )厂数名(míng )奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此时，风头正(zhèng )劲的西厂