明朝(cháo )成化年间，朝纲(gāng )腐败，奸邪当道。西厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠良，朝野内(nèi )外噤(jìn )若寒(hán )蝉。时有赵(zhào )怀安（李连杰 饰）等流(liú )亡剑客挺身(shēn )而出，接连铲除东厂数名奸佞，致令(lìng )阉贼胆战(zhàn )心惊。适值此时(shí )，风头(tóu )正劲的西厂