明朝成化年(nián )间，朝纲(gāng )腐败，奸邪当道。西(xī )厂东厂为宦(huàn )官把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时(shí )有赵怀安（李连杰 饰）等流(liú )亡(wáng )剑客挺身(shēn )而(ér )出，接连铲除东厂数名奸佞，致令阉(yān )贼胆战心惊。适值此(cǐ )时(shí )，风头正(zhèng )劲的西厂