Sumireko looks after Oto while Adashino is away. They go to Oto's school where Sumireko revels in the joys of youth. She and Oto run into Uname and spend the evening with her. But their peace is short-lived as the shadow of a new Curiosity draws near.
you're looking after Oto-san 
again today, aren't you?
أنتِ ترعين أوتو-سان مجددًا اليوم، صحيح؟
heute bleibt Oto-san auch bei dir, oder?
hoy estuviste cuidando de Oto, ¿no?
hoy estuviste cuidando de Oto, ¿no?
Oto dort encore chez toi,
aujourd’hui ?
ti stai occupando di Oto anche oggi, vero?
Hoje também vai cuidar
da Oto-san de novo, certo?
Вы сегодня снова
приглядываете за Ото?