明朝成化年间，朝纲(gāng )腐败，奸邪当道。西(xī )厂东厂为宦(huàn )官把持(chí )，混淆黑(hēi )白，陷害忠良，朝野内外噤若寒(hán )蝉。时(shí )有赵(zhào )怀安(ān )（李连杰(jié ) 饰）等流亡剑(jiàn )客挺(tǐng )身(shēn )而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂