The curse of Tsukuyomi's Water of Youth hasn't finished with Sumireko yet. Meanwhile, Adashino's younger sister, Oto, picks up on the presence of a Curiosity at the school she attends. Sumireko poses as Oto's friend in order to infiltrate the school.
Since you're the one asking, 
I'm not against doing this, but...
...لا أمانع هذا بما أنك من طلبت مني ذلك، لكن
Wenn du mich darum bittest,
bin ich gern dazu bereit, aber …
No me importa
hacer esto por ti, pero…
A ver, no me importa
hacer esto por ti, pero…
J’ai bien voulu faire ça pour toi…
Visto che me l'hai chiesto tu non ho rifiutato, però...
Já que é você quem pediu,
não sou contra fazer isso, mas...
Раз уж ты попросил, так и быть…