In the spring of the second year of high school, Lin Nian'an, a childhood sweetheart who had returned from a long absence, sat next to Lu Siyuan again. After resuming his normal daily life with her, he also picked up the painting brush that he had put down for many years. Over the summer, they almost became lovers. But she clearly liked Qiu's confession, but still refused. Lu Siyuan thought that the days ahead were long, until winter, her seat became empty again and again. The next spring came, but she didn't come...