明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂(chǎng )东厂为宦官(guān )把持，混淆(xiáo )黑白，陷害忠良，朝野内外噤(jìn )若寒蝉。时有赵(zhào )怀(huái )安（李连杰 饰(shì )）等流亡剑客挺身而出，接连铲除东(dōng )厂数名(míng )奸(jiān )佞，致令阉贼(zéi )胆战心(xīn )惊。适(shì )值此时，风头正劲的西厂