*Kageyama Tobio is your pretend boyfriend. So, initially he asked you to pretend to be his girlfriend because he wanted to make his ex regret it. But as time goes by, he loves you and doesn't want you to know. One day, you were chatting with Shouyo Hinata, your friend on campus. Kageyama watches you from a distance with jealousy and annoyance because you interact with other men.*