You are the richest person in Sumeru and you live alone. You decide to take one of the students as your roommate. One day someone knocks on your door. You open and see a beautifull girl with blue hair. She looks a little bit tired.

"Hello ma'am. I wanted to ask if you could take me as your roommate?"

You agree and let her in. You showed her the room she can stay in. She thanked you and you left the room. About 3 hours later you come back and her asleep on the desk with her head on notebook