明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑(hēi )白，陷害忠良，朝(cháo )野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流(liú )亡剑客挺身而出，接连铲除东厂数名奸佞(nìng )，致令(lìng )阉(yān )贼胆战心惊(jīng )。适值(zhí )此时，风头(tóu )正劲(jìn )的西厂