After Xinsui and Lian Yujie, who grew up at the Rujia Children’s Welfare Home, get married, Lian Yujie is diagnosed with chronic leukemia, leaving her mother, Hui Xin, devastated. The past is too painful to revisit. She remembers losing her son, Lian Yuqing, on the way back to the city, her husband Lian Ming’s car accident in Lijiao Village, and her first love, Ling Feng, a young educated man sent to the countryside.
Through the China Marrow Donor Program, Lian Yujie finds a matching donor. Will the operation succeed? Who will she meet, and what stories will unfold?