明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官把(bǎ )持(chí )，混淆黑白，陷害忠良，朝野内(nèi )外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰(shì )）等(děng )流(liú )亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉(yān )贼胆战心惊。适值此时，风(fēng )头正劲的西厂(chǎng )