明朝成化年(nián )间，朝纲腐败(bài )，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠良(liáng )，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰(jié ) 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂(chǎng )数名奸佞，致令阉贼胆战心惊。适(shì )值(zhí )此时，风头(tóu )正劲的西厂(chǎng )