This novel tells the story of the heroine Wang Tiantian who was bullied in school when she was a child. Later, she met the male protagonist Jiang Tianhao when she transferred to another class. After having some stories with him, she missed him. In order not to miss him, he traveled from the future to the past, but she still missed the story. The constant time traveling made the heroine's age digest faster than normal people. Later, the heroine's body began to weaken because she did not want to miss the male protagonist's constant time traveling. There was only one week left. During this week, the heroine wrote down all the things that had happened between her and the hero in a notebook given to her by the hero. After writing for a week, she finally finished it. After writing it, she went to another world. Before leaving, the heroine asked her best friend to send the notebook to the hero. The hero collapsed after receiving it, and then stayed at the heroine's place of residence every day, and remained single for the rest of his life.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.