明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东厂(chǎng )为宦官把持，混淆黑(hēi )白，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵怀安（李(lǐ )连杰 饰）等流(liú )亡剑客(kè )挺身而出，接(jiē )连铲除东(dōng )厂(chǎng )数名奸佞，致(zhì )令阉贼胆战心(xīn )惊。适值此时，风头(tóu )正劲的西厂