明朝(cháo )成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒(hán )蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流(liú )亡剑(jiàn )客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适(shì )值(zhí )此时，风头正劲的西(xī )厂