明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当(dāng )道。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外噤若(ruò )寒(hán )蝉。时有赵怀(huái )安(ān )（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂(chǎng )数名奸佞(nìng )，致令阉贼(zéi )胆战心(xīn )惊。适(shì )值此时，风头(tóu )正劲的西厂(chǎng )