Lin Feng's grandfather, Lin Lao, has been busy studying a new topic in the school during this period of time. He seldom goes home during the day, but recently his old problem has been made again. In order not to let the family worry, Lin Lao went to the hospital alone for an examination. Fortunately, he was not seriously ill, but was tired. After taking some medicine, Lin Lao felt a little hungry, so he stopped by the hospital canteen to prepare Eat something. But when he entered the canteen, Lin saw a familiar figure - child star. However, when Lin saw a girl beside him, he was not sure...