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.
thoroughly acquainting my rump 
with every contour of this toilet seat?!
في جعل مؤخرتي تعتاد كل زاوية
من زوايا مقعد الحمام؟
meinen Pospeck in die Form
einer Kloschüssel pressen?
memorizando las curvas de este retrete?
aprendiéndome al dedillo
las curvas de este retrete?
à sentir mes fesses épouser
la forme de la cuvette ?
ad approfondire la conoscenza
tra il mio fondoschiena e questo gabinetto?!
familiarizando minha bunda com cada
contorno deste assento de vaso sanitário?!
изучать сиденье унитаза
каждой клеточкой попы?!