The protagonists hear that they'll be shooting a PV, but it turns out to be a promotional video for Nagarekawa tourism rather than a music video for themselves.
You have to dance the same 
sections over and over.
Ihr müsst denselben Part
immer und immer wieder tanzen.
Deben repetir los mismos 
pasos una y otra vez.
Debéis repetir los mismos 
pasos una y otra vez.
On refait plein de fois
la même scène.
Vocês têm que dançar a 
mesma parte várias vezes.