明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官把持(chí )，混淆黑白，陷害忠(zhōng )良(liáng )，朝野(yě )内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除东厂数(shù )名奸佞，致令(lìng )阉贼胆战(zhàn )心惊(jīng )。适值(zhí )此时，风头正劲的西(xī )厂