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.
I'll be okay once I cool down.
...سأكن بخير بمجرّد أن تنخفض حرارتي
Lo estaré si me enfrío.
Lo estaré si me enfrío.
Una volta raffreddata mi riprenderò...
Se eu me acalmar, vai ficar tudo certo.
Мне нужно только охладиться.