In middle school, the female lead Wen Wan discovers that she has changed from an A to an O, leaving her deeply hurt. Luckily, Gu Jingshu saves her, and the two should have stayed together. But in high school, Deng Yiming joins her school, changing everything. A series of events unfolds between them, and in the end she gets together with Deng Yiming. Then a boy named Xiao Jia appears, causing discord between Wen Wan and Deng Yiming. With help from their friends, they reconcile.
Theme: Adapted from real life
