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.
It seems to strike at random times, 
without any pattern,
،يبدو أن الأمر يحدث بطريقة عشوائية
،دون وجود نمط معيّن
Es scheint willkürlich zuzuschlagen.
Ocurre de forma aleatoria
Ocurre de forma aleatoria
Il semble frapper des élèves
au hasard,
Accade in momenti casuali,
senza uno schema preciso,
Parece atacar em momentos
aleatórios, sem qualquer padrão,
Механизм возникновения неясен,