明朝(cháo )成化年间，朝纲腐败，奸(jiān )邪当道。西厂东厂为宦官把(bǎ )持，混淆黑(hēi )白，陷害(hài )忠良，朝野内外(wài )噤若寒蝉(chán )。时有赵怀(huái )安（李连杰 饰）等流(liú )亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊(jīng )。适(shì )值此时，风(fēng )头正劲的西厂