While rushing to school in the morning, Akane and Isuzu come across some kittens abandoned on the road. That's where the two first met, unable to keep the kittens themselves and not wanting to leave them there they took the kittens to school with them.
We're not all in the same class, after all.
Wir sind nicht alle
in derselben Klasse, also ...
No todas vamos a la misma clase, así que...
On est dans des classes
différentes…
In fondo non siamo tutte nella stessa classe.
Nós não somos todas da
 mesma turma, então...