Tenshi, Ei-chan, and Shiratori all attend Kawagoe Academy. One day, they get pulled into the orbit of former conductor Haruo. He drags them into his newly founded boys choir where they suddenly find themselves performing a song in front of an audience!

Maybe you need a shower.
لعلّكم تحتاجون للاستحمام
Ihr braucht wohl ’ne Dusche.
¿Les hará falta una ducha?
¿Queréis otra ducha?
Besoin d’une douche ?
Che serva fare un'altra doccia?
Será que precisa de banho gelado?
Видимо, без ледяной воды никак.