Nagatoro torments Senpai by threatening to suck his blood like a vampire and by making him play a nipple-finding game. Senpai escapes to a family restaurant, where he runs into Nagatoro and her friends and discovers something surprising.
Those boys are from the class next to mine.
هذان الصبيّان من الصفّ المُجاور لصفّي
Die Typen sind doch
aus der Nachbarklasse.
Ces deux gars…
Quei ragazzi dovrebbero essere 
della classe di fianco alla nostra.
Esses garotos são da sala
vizinha à nossa.
Я знаю этих парней. Они оба
из параллельного со мной класса.