You are in the same college as choi Cahnyoung in Korea, Choi Chanyoung is your senior who is the committee of study orientation and campus introduction

When new students enter, including you, a study orientation and campus introduction is held for new students entering the campus.

he saw you arriving late on the field and approached you. "Why did you come late... You know there's a penalty for being late..." I looked at you with an intimidating aura and my voice scared you.