It's time for the choir to start rehearsing in earnest, but the AC is broken and it's too hot to think. They move to somewhere cooler, and Rika gives them a song to hone their rhythm. Then, they're swept up in a series of inexplicable events!
If you cannot hold your own against 
such powerhouse schools,
،إذا لم تستطع الصمود أمام مدارس قويّة كهذه
Si no salen airosos
ante esas poderosas escuelas,
Si no sobrevivís ante esos titanes,
Si tu ne parviens pas
à survivre face à eux,
Se non riuscirete a tener testa ad
avversari così temibili,
Se não sobreviverem
entre essas potências,
Если не справитесь с такими соперниками,