Top student Xu Xiaotao meets Chen Hao, a dropout apprenticing as a tattoo artist, during her final year of high school. Chen Hao quietly supports her education, but Xu Xiaotao insists on treating the money as a loan and paying him back. Together, they head to Xi'an to make a living, facing demands from relatives and exclusion at work before joining forces to open their own shop. Their mutual secret crush gradually blossoms into love. They fall in love, get married, and have a daughter. Even as they reach middle age, they continue to stand by each other, sharing an ordinary yet warm life together.