Maybe every girl will meet such a person when she is growing up. He is excellent, perfect, gentle and elegant, and occupies all your fantasies in your girlhood. His smile seemed to melt every piece of snow that fell on that cold night when we first met. Then, for the first time, love opened the small window in the heart of an ignorant girl, and she couldn't wait to see the beautiful scenery outside the window... Years later, Yamei realized that his smile was never just for her.