Takahashi Tetsuo, a biology teacher at Shizaki High School, has been fascinated with "demi-humans," beings with characteristics that differ just slightly from humans, since he was in college. He wishes he could have a chance to talk with one, but since the demi-human population is fairly low, he's never even met one. But then the school gains a new math teacher, Satou Sakie... who happens to be a succubus.
It isn't crooked... Right?
إنّها... ليست مائلة، صحيح؟
Schief sieht das
nicht aus, oder?
¿Está derecho?
¿Está derecho?
C’est bien droit, ça ?
Non è storto, vero?
Não está torto, está?
Висит вроде бы ровно...