明朝成化年(nián )间，朝纲腐败，奸(jiān )邪当(dāng )道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉(chán )。时(shí )有赵怀安（李连杰 饰）等流(liú )亡剑客挺身而(ér )出，接连铲除东厂数(shù )名奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此时(shí )，风头(tóu )正劲的西厂