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!

You should come take lessons, too!
!عليكما القدوم لأخذ دروس أيضاً
Deberías unirse.
Deberías apuntaros.
Perché non prendete lezioni anche voi?
Venham pra aula de canto também!
Давайте с нами петь!