明朝成化年(nián )间，朝(cháo )纲(gāng )腐败，奸(jiān )邪当道。西厂东厂为宦官把(bǎ )持，混淆黑(hēi )白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时(shí )有赵(zhào )怀安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除东(dōng )厂数名(míng )奸佞，致令阉贼胆战(zhàn )心惊。适值此时，风(fēng )头正劲的西厂