明朝(cháo )成化年间，朝纲腐败，奸邪(xié )当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野内外(wài )噤若寒(hán )蝉。时有赵怀安（李连(lián )杰 饰）等流(liú )亡剑客挺身而(ér )出，接连铲除东厂数名奸佞，致令(lìng )阉贼(zéi )胆战心惊。适值(zhí )此时，风头(tóu )正劲(jìn )的西厂