When she was 10 years old, Chen Xing, a senior high school girl, lost her diving competition due to her parents' divorce. She then became self-destructive. In order to keep the school swimming pool and establish his own position, physical education teacher Ji Dongqi persuaded Chen Xing with both soft and hard methods, and finally let her return to the diving platform. The top student Xu Zhuo tried his best to help her improve her grades. After self-doubt and awakening, Chen Xing persisted, overcame her inner demons in the key exam, and jumped out of the most difficult moves. She was admitted to university as a sports specialty student and achieved a counterattack.