While taking their usual bath, the boys discuss how much Kyotaro is like an old man. The next day, when they go to school, they find themselves exhausted by climbing up the stairs... and learn that they're all becoming old men!
W-Well, I don't know about 
that exact arrangement...
...حـ-حسناً، لستُ متأكداً من ذلك الإجراء بالتحديد
N-Na ja, ich weiß nicht,
ob das wirklich sein muss,
Bueno, no estoy seguro de eso…
Bueno, no estoy seguro de eso…
B-Beh... non abbiamo ancora deciso i dettagli...
B-Bom, não sei nada desse acordo...
Н-ну, не знаю, чтобы прямо так...