九(🈯)一(yī )八事变爆(🔨)发,戍边(biān )(🐽)家(🥇)族顾家(🏽)抵抗日军,惨(cǎn )遭灭(🕟)门。顾家养女顾雪萤(yíng )幸免于难,前(qián )往齐齐(qí )哈尔寻找未婚(😧)夫顾照(zhào )龙。顾照龙(lóng )卧底(dǐ )成为(📼)伪(wěi )满军官(guān ),顾雪(🔸)萤以为他已经叛(pàn )(🕖)国(guó ),为维护家规,决心(🏐)杀(shā )死顾照(zhào )龙。顾雪萤前(qián )(😚)往千(qiān )(✖)山(shān )投(tóu )奔抗日义(yì )勇军,并(😱)参加义勇军三打哈尔滨之(🔩)役。后义勇军在共产党(❔)领导下改组为东(dōng )(🥎)北抗(💻)联 ,真(🔝)正发挥出(🙌)了战斗力。顾雪(🙀)萤发现(xiàn )(⛓)顾(gù )家的(🈴)忠义(⛏)信条,与共产(chǎn )党的纪(⛳)律不(bú )谋而合。她(tā )(🎋)在战(zhàn )场上(shàng )(🧟)数度(dù )与顾照龙相遇,却始(❕)终(💝)没能手(shǒu )刃对方。在一次次战斗(🈸)中(zhōng ),顾雪萤与参谋沈雷志渐渐相(xiàng )爱(ài )。沈雷志被逮捕到新(🎥)京(🐡),顾雪萤潜入营救,发(👌)现(xiàn )对手又(yòu )是(shì )顾照龙。抗日战争接近尾声,已经得知真(zhēn )相的顾正雪被编(⏳)入教(jiāo )导(dǎo )旅,与顾(gù )照龙(lóng )一(🎦)起(📤)打(🚻)下(🍺)了东宁(👚)要(🛃)塞,顾照龙却……