I was once my deskmate who was a top student, and now I am a popular junior student; I used to laugh and call me a little fool, but now I don't know each other when we meet. Seven years ago you disappeared from my world, and seven years later I suddenly broke into yours. Since you are so strange now, how about I come to get to know you again? Did you ever know that you are not only the star on my dream journey, but also an indispensable part of my dream...