She used to be the one he loved more than anyone else. She used to be the most beautiful girl in the universe to him.  He couldn't understand what happened to him. Changkyun could not explain what made him fall out of love with the one he thought would hold his heart forever. He didn't know why it no longer hurt seeing her cry for him. Guilt ate him up as he couldn't return her feelings anymore. All he wanted to do now was just to erase her comp