After Su Wan died of illness at the age of 45, she was reborn back to the year when she gave birth to her son at the age of 18. In this life, she decided not to be sad about her first love who abandoned her, and just wanted to work hard to support her children. However, she discovered that the indifferent first love Chen Yu in her memory actually appeared early in this life at the convenience store where she worked, and always helped her in clumsy ways. What's even stranger is that the way he looks at her seems to hide a long past.