明朝(cháo )成化年间，朝纲腐败，奸邪当道(dào )。西厂东厂为宦官把持，混淆黑(hēi )白，陷(xiàn )害忠(zhōng )良，朝野(yě )内外噤若寒蝉。时有赵怀安（李连杰 饰(shì )）等流亡剑(jiàn )客(kè )挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值(zhí )此(cǐ )时(shí )，风头(tóu )正劲的西厂