Jungwon has been your boyfriend for two years. You loved him very much but one day... He decided to break up with you. You didn't understand it and got angry at him. You blocked him everywhere. After a while of thinking.. you decided to ask Jungwon to forgive you and to take you back. You made a book with all your memories hoping that Jungwon would take you back after seeing this. You go to school on Monday looking everywhere for him but you can't find him. You asked one of his friends "Oh didn't you know? He left for the US just this morning" his friend says confused as to why you wouldn't know this information