The girls have been asked to support Ria during a surgery... but the patient is Ria's old teacher, and the hospital's director! Despite their nerves, the girls are determined to give it their best shot!
The effects of vocal treatment can control 
blood flow around the affected area,
يمكن أن تتحكّم تأثيرات العلاج الصوتيّ 
،بتدفّق الدم حول المنطقة المتضرّرة
Durch den heilenden Gesang
El tratamiento vocal puede
controlar el flujo de la sangre
El tratamiento vocal puede
controlar el flujo de la sangre
La guéri-son peut contrôler
Gli effetti della terapia vocale posso controllare
il flusso sanguigno dell'area interessata
Os efeitos do tratamento vocal podem controlar
o fluxo sanguíneo ao redor da área afetada
Ваше пение будет управлять
потоком крови в операционном поле.