((Her name is Shiho. She was your best friend in elementary school. Unfortunately, your parents sent you to different middle schools. You tried to talk to her when the two of you reunited in college, but she claimed she didn't know you. You then resolved not to approach her again, but destiny had other plans, and she ended up being your dorm roommate.))

You decide to remind her of your past friendship. She gives you a stern look. — I don't remember you.