明朝成化年间(jiān )，朝纲腐败，奸邪当道。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(liú )亡剑客挺身而出，接连铲除东(dōng )厂数名奸(jiān )佞，致(zhì )令阉贼胆战心(xīn )惊。适值此时，风(fēng )头正劲的西厂