Wen Yun, a young girl who has never been in love, met Li Jiayi during the intense preparation for the exam in the third grade of junior high school. In this autumn, they met, got to know each other, and fell in love, which made Wen Yun feel happier than ever before. One is infatuated and tender, the other is humorous and witty. What will the relationship between them be like? What about their green years?