故事发生在1942年的河南,时值饥荒最严重的年代,年幼的郝玉兰(陈小艺 饰)跟随着父亲加入了逃荒的队伍之中,流落到西安小东门。尽管不至于饿死,但那里的日子依旧十分艰难,无奈之下,郝玉兰嫁给了名为白老四(倪大红 饰)的男人。白老四不仅年龄上比郝玉兰大了二十岁,还带着两个儿子,就这样,郝玉兰还未经历过爱情,便已经成为人妇。
尽管现实充满了绝望,但郝玉兰从未放弃过希望和梦想,她替白老四生了五个孩子,靠着伟大的母爱和坚韧的毅力将孩子们拉扯长大。遗憾的是,孩子们并不能理解郝玉兰为他们的付出,家庭之中大大下下的问题和麻烦接连不断,挑战着郝玉兰脆弱的内心。。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.。