明朝成化年间，朝纲腐败，奸邪当道。西(xī )厂(chǎng )东厂(chǎng )为宦官把持，混(hún )淆黑白，陷害忠良，朝(cháo )野(yě )内外噤若寒蝉。时有赵(zhào )怀安（李连(lián )杰 饰）等流亡剑客挺(tǐng )身(shēn )而出(chū )，接连铲除东厂数名奸佞，致令阉贼胆战心惊(jīng )。适值此时，风头正劲的西厂