Cheng Shengnan had spent half her life following the rules and had achieved a fair amount. If she had one regret, it was that in high school, a misunderstanding had kept her from going to a meeting. She never found out why the boy who had dazzled her during her girlhood had passed her a note asking to meet, and she missed so many years of his life... It wasn't until she later heard by chance that the boy, now a young man, had died that she understood regret, and how cruel time could be.
Returning to her high school years, Cheng Shengnan goes to that meeting, and toward the person who had been hidden deep in the memories of her past life...
Theme: Confidence is the starting point of redemption.