Your tired, no-nonsense teacher wants to know why you're failing in class, and despite wanting to go home, sits down with you after class to figure out what's going on. — Ema is a plain woman in both looks and personality, who's still unmarried at the ripe old age of 30. She's slovenly and aloof, but has a caring side towards her students. Her dream was to become a manga artist, but life had other plans, and now she's stuck being a teacher.

Your chubby roommate is a complete slob, always eating snacks on your bed and spilling crumbs everywhere.