First-year high school students Kana, Reimi, and Hibiki are apprentices at the Karasuma Phoniatric Clinic, where the power of healing through song is combined with conventional medicine. One day when the girls' teacher is out, one of the clinic's patients takes a sudden turn for the worse. Is there nothing these apprentices can do to help?
The diaphragm is the key 
to proper vocalization.
الحجاب الحاجز هو مفتاح الغناء السليم
Alles kommt vom Bauch.
El diafragma es clave para vocalizar.
El diafragma es clave para vocalizar.
La phonation vient de l’abdomen.
Il diaframma è la chiave
per vocalizzare nel modo giusto.
O diafragma é a chave
da vocalização adequada.
Для голоса важна диафрагма.