Tong Tiejun and Lin Haiyan are neighbors on Riyue Street, and they have been in love for many years. Tong Tiejun was accidentally involved in a production accident. In order to save Tong Tiejun, Lin Haiyan married Chen Yaowu, who also lived on Riyue Street, and her fate changed from then on. Soon after the marriage, Chen Yaowu died unexpectedly, and Lin Haiyan took on the responsibility of the family with great difficulty. She took care of Tong's kind and gentle mother Yao Yuling, and also took care of Chen's mother Lu Daying, who had a flamboyant personality, as well as the two children left by Chen Yaowu's ex-wife: the stubborn girl Chen Fengshou and the mentally retarded boy Chen Shengli. For a time, this special big family was full of conflicts. Lin Haiyan's life encountered difficulties again, and the kind and upright Feng Zhanliang reached out to her as a friend to help Lin Haiyan through the difficulties. Lin Haiyan comforted everyone in the family with infinite true feelings, and warmed this big family with kind love. Their lives became better and better in love and understanding.