Zhao Yimei was an "Empty Nest" old woman. Her husband betrayed her when she was young, and she drove her husband and son out of the house. Today, she has a poor relationship with her son who lives far away and suffers from urinary incontinence. She lost faith in life and intends to end her life. Lei Xiaoding, a health care product salesman who broke into her life "accidentally". His humorous, diligent, and caring brought long-lost love and warmth to Zhao Yimei. The two became increasingly harmonious and created many warm and happy memories. In return, Zhao Yimei bought many health products from Lei Xiaoding. Lei Xiaoding wanted to achieve something in big cities, but was frustrated everywhere. One day, he defrauded all of Zhao Yimei's savings together with others. Facing such a betrayal, Zhao Yimei fell into despair again.
