Jian Ran's girlhood was bright. She admires Gu Huansen, the most popular boy in the school. By chance, she saw the fragile side of the indifferent Gu Huansen. In order to make her beloved boy smile, Jian Ran did many silly things that made people laugh. When she risked her life for her love, Gu Huansen's departure made her the laughing stock of everyone. . . Many years later, Jian Ran has become a professional and famous doctor. At this time, her reunion with Gu Huansen does not seem to be such a coincidence. Unintentionally, Jian Ran learned the reason why Gu Huansen left her. . . The entanglement between her and Gu Huansen seemed to have started again. .