When the Phoenix Tree Leaves Fall tells the story of the innocent first encounter between Lin Yiyao, a first-year high school student, and Chen Yufan. They fell in love at first sight behind a curtain, and from then on, each had eyes only for the other. The cheers at the sports meet and their rendezvous on the field brought them closer. One snowy day, they built a snowman together, and he confessed that he could never forget the girl whose face had turned red from the cold. But a year after graduation, they still went their separate ways... This youthful first encounter was wrapped in phoenix tree leaves, cheers, and meetings.