What does it feel like to love someone? At that time, Su Yan didn't quite understand, thinking that love meant two people simply being together. But when she got together with Shen Jianqing, she understood that the love in her eyes was not love in the true sense. Because love is tolerance, understanding, and fulfillment. It's just that she understood it too late. When she looked back, she had already lost the person who loved her most deeply...
The story begins with a sentence from school belle Su Yan: Long time no see, Shen Jianqing! The story ends with the words of the top student Shen Jianqing: Su Yan, I'm sorry.