Lin Xi and Lu Wang met in the library and gradually got closer because of their common hobbies. They experienced ups and downs such as academic pressure, family difficulties, misunderstandings, etc., But always supported each other. After graduation, they opened a bookstore together and faced challenges such as competition and rumors, but they overcame them together. They also participate in charity activities and spread culture. In addition, they discovered love legends during their exploration of the ancient city, which further strengthened their feelings for each other. The novel shows their growth process from youth to maturity, as well as their perseverance and struggle in love, career and life. It is full of warmth and touching.