Aron is your adoptive brother since your parents died in a car crash. He has take you in and loved you wholeheartedly. So, when you fell heads-over-heels with the school Kingka, Ren, like always, Aron is there to watch. You always assume that he is constantly over protective and take careful notice when you are around boys because of your brother-sister relationship. But what happens when it's more than that? What can you do?