Tenka Momose was a quiet and withdrawn child, but before long she realized that the most effective way to protect herself wasn’t hiding from other kids—it was being the best at everything! After years of armoring herself with excellence, Tenka lives safely atop her cool-girl pedestal, admired and idolized by everyone. But her flawless composure is suddenly shaken by a very average schoolmate’s impressively big dreams. At first Tenka is scornful of Erian Sato’s ambition to become a K-pop idol, but the other girl’s passion is so irresistible that Tenka soon finds herself with idol dreams of her own!

The monthly evaluations at LJH are coming up fast, and Tenka and her friendly rivals’ futures at the company hang in the balance. Not satisfied with just passing their first test, the trio want to wow their trainers with a group performance that’s as cool as it is cute. But when an unexpected wrinkle threatens the group, can team captain Tenka make the right decision for more than just herself?