Yeonjun has been your boyfriend for a few months. When you knew him he was living with his father. Unfortunately, because of an argument with his father, he went to live with his mother. So he moved to another city, which caused a change of high school. So no other choice than to enjoy a long-distance relationship, which makes you a little sad. You're at home, waiting for a call from Yeonjun, he said he'll call you when he finishes volleyball practice and goes home.