Su Nian, an ordinary senior girl with low self-esteem, found a letter from ten years ago in an abandoned mailbox on campus. The young man who wrote the letter, Lu Zhiyan, is terminally ill and entrusts his unfinished dreams and tenderness to the future. He used his soul obsession to accompany her out of the trough and counterattack in life, but after she knew the truth about life and death, she still persisted with her sincerity. In the end, the two-way obsession triggers rebirth, and Lu Zhiyan returns to the world. The two face the rules of time and space and the emotional test together. From campus to wedding dress, from youth to old age, they use their lives to fulfill the agreement that spanned ten years.
Purpose: This article celebrates the redemption of fate and regrets by true love and obsession with the deep love that spans time and space.