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!
I'll have Poppa-kun find out!
!سأجعل بوبّا-كن يكتشف الحقيقة
Poppa va l’analyser !
Facciamola identificare a Popper-kun!
O Poppa pode descobrir!
Поппа всё выяснит!