This is a youth campus novel set in college. It tells the love story of the heroine who has been unrequitedly in love with a boy for ten years. Everyone has had youth, and in youth everyone has paid and waited. As youth slowly passes away, the bitter love hidden in the heart has also been worn away by time. Time is really a terrible thing. It can make you fall in love with someone or forget someone. The heroine Liao Xiaomo said, I'm not afraid that you won't like me. What I'm afraid of is that one day I will forget you, and I will forget you quietly. Sometimes it is happiness to like someone. Seeing him smile and make him happy will make you feel happy too. Liao Xiaomo said, I don't know why I like you, and I don't know how long I will like you. All I can do is to stay with you silently like now and see you every day. When the boy you like has a girlfriend, do you feel like you were snatched away by a mistress? Although you have never been together, although he has never belonged to you. Liao Xiaomo still thanked God for allowing her to meet Ke Yang, and thanked Ke Yang for spending her youth.