A story that "no one knows" begins in the museum. The 28-year-old He Sitang met the 16-year-old Bai Yin. They walked together from one behind to the other. He thought that he would not let her down, and she would grow old, but in the end he left her and himself.
Is it the beginning of love? Or remember it hard? I thought it would be Sima Yujun, but in the end I couldn't defeat him. He taught her to love, and she would never love again in this life.
Purpose: The novel shows the purity and sincerity of love by describing the collision between love and reality, as well as the lasting emotions of the two protagonists.