In the first year of high school, the small town girl Fang Li and the cold-faced academic master Luo Yan became classmates. At that time, Luo Yan was a nightmare to Fang Li. Three years later, they met again in college. At this time, Luo Yan could no longer remember the former Fang Li, but the war between the sunny little heroine and the arrogant demon dragon continued. This pair of enemies experienced the best youth, and finally found the beauty lost in the childhood and found their respective dreams.