Lin Ze originally thought that high school was just a three-year period for preparing for exams. Unexpectedly, he met a group of friends with different personalities through the social interactions in class and on campus. Sports meets, student union elections, club disputes, competition pressure, secret crushes... Real and funny youth events follow one after another. He and Fan Zhiwei turned from rivals to close friends. After contacting Su Xiaoyue, he gradually realized the meaning of growth, and also experienced the subtleties of friendship and love in various farces. Campus life is full of ups and downs, full of enthusiasm and laughter. In the end, everyone regains their original dreams on the eve of the college entrance examination, and draws a perfect end to their youth with laughter and memories.