Those years, missed love, how to let go, the quiet of night, a long song; A street full of people, a familiar image. It is always easy to think of an impossible person, and that kind of deep regret does not know whether you have had such a sad and powerless experience. Maybe when you meet that person, you are waiting for another person, maybe when you look back, that person has gone away, maybe when the person returns, you have another person by your side, our youth...