Su Nian is pregnant and remarried, and her husband Lu Zheng promises that his children from his previous marriage will not disturb their new life. But on a rainy Mid-Autumn night, the two children show up at the door drenched in the rain. Instigated by their ex-wife, the children disrupt the new home, but are deeply moved by Su Nian's sincerity. Weathering rumors and the ex-wife's harassment, Su Nian meticulously cares for the two children and step by step fights for custody. As time passes, the children grow up and become successful, repaying Su Nian with love, and the family reaps a complete and happy ending.