Haruna's sister, Aki, doesn't believe is the spirit of the hot springs, but while they're taking a bath, she shows them her powers.
I know. Now that the spirit is here 
with us, why don't we take a bath?
لديّ فكرة! بما أنّ الروح معنا، ما رأيكما بالاستحمام؟
Was meint ihr, wie wär’s mit einem Bad,
wenn wir schon den Onsen-Geist hier haben?
¡Ya sé!
Ya sé. ¿Por qué no nos damos un baño
 con el espíritu de las aguas termales?
Oui, l’esprit nous fait l’honneur
de sa présence.
Allora, adesso che lo spirito è qui con noi,
perché non ci facciamo un bagno?
Já sei! Agora que temos o espírito 
das águas termais aqui,