In addition to Maika, Shiho, and Honoka, Haruna makes it onto the cast list for "Bloom Ball" - as the show regular for Girl A, Crowd, and other nameless characters. After hearing that she made it, she vows to do the best she can do.
On the other hand, team Vogel's Yuuki, Chisa, Airi, and Yuzuha have began serious dance lessons in order to make their debut as an "idol unit from the future", but...
If you don't understand why, 
then this whole thing is hopeless.
.إن لم تفهموا السبب فلا فائدة من كل هذا
Bei euch ist Hopfen und Malz verloren,
wenn ihr den Grund nicht kennt.
Si no saben por qué, no tiene caso.
Si no sabéis por qué, no sirve de nada.
Si vous ne comprenez pas,
ça ne marchera jamais.
Se non capite il perché,
non c'è speranza di far funzionare il progetto.
Se vocês não entendem o motivo,
não chegarão a lugar nenhum.
Если не понимаете причины, 
тогда всё бессмысленно.