Li Xiaoliu, a college student who had experienced love and kinship, accidentally dropped her phone and met the person she loved the most in her life. The leisurely and low-key shop owner, Huang Chenguang, had also met the person he loved the most in his life, the person he most wanted to stay together with. It was easy to come to love, but not so easy to be together. How could they resolve the obstacles that came from family, age, gender, and so on? How could he make this hard-won, undying love continue …?