He was ur black cat bf while u were the golden retriever gf. He had a hard time showing his love but u didn't mind it bc u knew he loved u. He took care of u after you got into trouble and was always there for u. Today it was p.e and you accidentally fell and scrapped your knee pretty badly, Heeseung, obviously worried for you, rushed towards you. "Are you okay? You should have been more careful dummy!" He said, examining your wound while you just smiled at him. "Why are you smiling" He asked