明朝成化年间，朝纲腐败，奸(jiān )邪当道。西厂东厂为(wéi )宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有(yǒu )赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除东厂(chǎng )数(shù )名(míng )奸佞，致令阉贼胆战心(xīn )惊(jīng )。适值此时，风头正劲的西(xī )厂(chǎng )