明朝成化年间，朝(cháo )纲腐败，奸邪当道(dào )。西厂东厂为宦官(guān )把(bǎ )持，混淆(xiáo )黑(hēi )白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客(kè )挺(tǐng )身而出，接连铲(chǎn )除东厂数名奸(jiān )佞，致(zhì )令阉贼胆战心惊。适值此时(shí )，风头正劲的西厂