明朝成化年(nián )间，朝纲腐败，奸邪当道。西厂东厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰(jié ) 饰(shì )）等流(liú )亡剑(jiàn )客挺(tǐng )身而出，接连铲除东(dōng )厂(chǎng )数(shù )名奸(jiān )佞，致令(lìng )阉贼胆战心惊。适值此时，风头正劲的西厂