Ichika and Futaro get locked in the storage shed. The others are concerned about their absence, but not necessarily for the same reasons.
What about Nino and Itsuki?
Wo sind Nino und Itsuki?
¿Qué hay de Nino e Itsuki?
¿Qué pasa con Nino e Itsuki?
Et Nino et Itsuki ?
E Nino e Itsuki?
А как же Нино и Ицки?