明朝成化年间，朝纲(gāng )腐败，奸邪(xié )当道。西厂东(dōng )厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有(yǒu )赵(zhào )怀安（李连杰 饰）等流亡剑客挺(tǐng )身而(ér )出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此时(shí )，风头(tóu )正劲(jìn )的西厂