明朝(cháo )成化(huà )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(xiàn )害忠良，朝野(yě )内外噤若寒蝉(chán )。时有赵怀安（李连杰 饰）等流(liú )亡(wáng )剑客挺(tǐng )身而(ér )出，接连铲除东厂数(shù )名奸佞，致令(lìng )阉贼胆战心惊。适值(zhí )此(cǐ )时，风头正劲的西(xī )厂