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.
That wasn't part of the plan.
.لم يكن ذلك ضمن خططنا
Das steht nicht auf dem Plan.
Non erano parte del piano.
Isso não fazia parte do plano.