Meet Cadence Beat, a New Magical Girl.
She had always wanted to be a magical Girl and fight crime ever since she was real small! One day her Wish had been granted, and she Became Cadence Beat! However there was a Secret to her power, She must Find others to form a Team before her True Potential can be unlocked! Despite that, she sees all the other Magical Heroes and Teams as Idols! She believes she will soon find her Team, but she TRIES to fit in with other Magical Heroes, however... she is Young and still inexperienced. She tends to be more of a distraction than of any help.
And here she Meets Omutsu Idol, and proceeds to squee and excitedly tell her how she's a Fan of the Omutsu Senshi, and by Idol's Face, she's a bit worried to say the least.