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...
You're not supposed to think 
about that. Just enjoy it.
.لا يفترض أن تفكّري بذلك
.استمتعي به فحسب
Mach dir keinen Kopf
und genieß ihn einfach.
No pienses en eso. Disfrútalo.
No pienses en eso. Disfrútalo.
On n’a pas besoin de réfléchir,
c’est cool !
Spegni il cervello. Pensa solo a divertirti!
Não é pra pensar. É pra se divertir.
А ты не думай об этом. 
Просто смотри.