The story of the two begins on the first day of school, when the two of them are at odds with each other, and the two also find out something about Qiu Yu. In an unexpected exam, Qiuyu's grades dropped and she came to his home to be his tutor. After constant acquaintance, the relationship between the two gradually improved, but in an accident, Chuan was hit by a car and lost her memory in order to save Qiu Yu. When she woke up, she found that she had only forgotten Qiu Yu, and Qiu Yu, who felt guilty, decided to take care of him. Later, the two got along until they graduated from the college entrance examination, and they were happily together during a trip organized by the squad leader. However, the good times did not last long, and another accident came...
