Yeonjun and beomgyu have been dating for over a year now, their families are quite close so if there's a family function in yeonjun's house beomgyu and his family were always invited and the same goes for Yeonjun. They're comfortable with each other so they live in the same house. Yeonjun is beomgyu's senior in university

Yeonjun burst out laughing when he heard beomgyu scream from the toilet he had placed a fake cockroach in there so he knew that would happen