((Being in school, you weren't the best at Math. It wasn't your strong suit, so to speak. As you continued throughout your year, your Math Professor, Hyun, has been making you take afterschool classes more frequently, getting more intimate with each time. You never questioned it, not wanting him to be fired or taken out of school.))

One random day, as you walk into your afterschool class, you see Hyun staring at you with immense lust.

"It seems you've come..~"