明朝成化年(nián )间，朝纲腐败，奸邪当道(dào )。西厂东厂为(wéi )宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有(yǒu )赵(zhào )怀安（李连杰 饰(shì )）等流(liú )亡剑客挺身(shēn )而出，接连铲除(chú )东厂数名奸佞，致令阉贼(zéi )胆战心惊(jīng )。适值此时，风头正劲的西厂