Lucky Color?

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...