明朝(cháo )中(zhōng )叶，宦(⛲)官(guān )(✒)当权，兵(📒)部(bù )尚(shàng )书(🍩)于谦遭(zāo )陷害(😘)入狱，满门抄斩(zhǎn )，只(🎺)剩下一儿一女被押送(sòng )塞外(🏴)龙门充军(jun1 )。东厂太监(👋)曹(cáo )少钦（白(bái )鹰(🏇) 饰(📼)）意(yì )欲斩草除(chú )根，派人截杀两个孩子，被于谦(qiān )旧部(🛹)朱骥阻拦。曹(🛺)少钦又派(🥞)心腹皮绍棠（苗(miáo )天 饰(🐶)）和毛宗宪（韩(hán )英(yīng )杰 饰）赶到出关必经之(zhī )(🚨)地龙门客(kè )栈(zhàn )(🔢)拦截。其时义士萧少(shǎo )镃（石隽(jun4 ) 饰）也赶赴客(🤸)栈与(🙄)栈主会合商议搭(dā )(🎾)救(jiù )忠良之(⛏)后，朱(zhū )骥(jì )与其女扮男(nán )装的(💠)妹妹朱辉(huī )（上官灵凤 饰）(🤖)也赶到客栈(zhàn )，三路人马碰头，怀着(zhe )各自目的，试(shì )(😊)探彼此身(shēn )份，很(🐨)快变(🥋)成(chéng )(🤷)一场(🌪)混战，此(💹)时(shí )(📟)曹(cáo )少钦也正飞速赶来(🐡)龙门客(kè )栈，武功极(📛)高的他(tā )是义(🥤)士们(👵)的(♌)最后宿敌…(🏃)…