We will always meet all kinds of people on the road of youth. We forget and remember. Maybe after the passage of time, all we can remember is the ambiguous sunshine in the afternoon, chatting all night long in winter, walking and then breaking up. There is no reason or reason. We just got together and left after such a simple meeting. It seems that there is no imprint on each other's lives, but there are always some memories that exude a faint fragrance...