Zhang Wanru and Li Zixu, who grew up as childhood sweethearts, have a very deep friendship. They were also classmates and did not study in separate schools until high school. They each started their own study careers. Wanru still studied as seriously as before, and often took the initiative to contact Zixu. Zixu, who had just started school, was also looking forward to Wanru's phone calls, but later Zixu met Chen Yanni, and everything changed. From then on, life became different from before, and the three of them had different life experiences and emotions.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.