明朝成化年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官(guān )把持，混淆黑白(bái )，陷(xiàn )害(hài )忠良，朝野内外噤若寒(hán )蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流亡剑客挺身(shēn )而出，接(jiē )连铲除东厂数名奸佞(nìng )，致令阉贼胆战心惊。适值(zhí )此时，风头(tóu )正(zhèng )劲的西(xī )厂