明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀安(ān )（李(lǐ )连杰 饰）等流亡剑(jiàn )客挺身而出，接(jiē )连铲除东厂数名奸佞，致令(lìng )阉贼胆战心惊。适(shì )值此(cǐ )时，风头正劲的西(xī )厂