In fact, it's just some small plots in my mind, and there is no general outline. To put it nicely, it is Wong Kar-wai's Qi Qiyi style casual, and the content changes according to his mood and thinking. According to the current view, the script should be based on modern university campus love, with the heroine's 20-year life trajectory as the main line, describing the campus life and emotions of ordinary college students, and describing the joy, loneliness and helplessness of young people in the process of growing up.