Gyeong-ah works as a caregiver and lives alone. The only one she can rely on is her daughter, Yeon-su, but it's hard to see her after she moved out on her own. Meanwhile, Yeon-su, who is suffering from her ex-boyfriend, Sang-hyun, argues with him again and visits her mother’s house. After Yeon-su left, Gyeong-ah receives a shocking message from a stranger.。抗战期间,83岁高龄的苏北海安名士韩国钧老先生被新四军的真诚抗战与严明纪律所打动,在新四军江北总指挥陈毅的劝说下,出面呼吁江北各界团结一心,国共两党停止纷争,共同抗日。海安沦陷后,韩国钧不为日伪的诱惑所动,面对日伪威逼他出任伪省长,至死不从的爱国情怀和民族气节。。