The story begins in 1994. An outstanding student, Shen Chia-yi, is popular among her teachers and classmates. Ko Ching-teng, a mischievous and poor student, claims that he has no interest in her, despite being her classmate since junior high school. One day, Ching-teng is caught masturbating during class, and the principal reseats him, placing him in front of Chia-yi.