A new student, the Antarctican Quetzalcoatl Sassassul, suddenly transfers into the girls' school one day, much to the intrigue of everyone in the class. But for some reason, Himeno seems to have experienced some sort of childhood trauma involving Antarcticans. The new student is as kind and friendly as can be, but Himeno just can't shake her fear...

Meanwhile, everyone in the class has lots of questions for Sassassul...
a stable supply of energy to my brain, 
like other warm-blooded creatures,
،مقدار ثابت من الطاقة لعقلي
،كالحيوانات ذوات الدم الحار الأخرى
unsere Gehirne mit Energie versorgen könnten, …
un flujo de energía estable
para el cerebro como ustedes,
un flujo de energía estable
para el cerebro como vosotros,
un apport constant en énergie
dans notre cerveau, comme vous,
come le altre creature a sangue caldo,
de energia pro meu cérebro, 
como outros seres de sangue quente,
свой мозг энергией, 
как другие теплокровные,