As the reputation of the Nijigasaki High School Idol Club grows, it catches the eye of ambitious school idol Zhong Lanzhu. However, upon visiting the club and interacting with its members, she realizes they have differing ideals, sparking a rivalry between her and the club. Lanzhu challenges the girls to a competition to see who can captivate a larger audience at the upcoming School Idol Festival. This marks a new chapter in the club's pursuit of stardom, and with a renewed sense of unity, the girls train harder than ever to show Lanzhu what it truly means to be a school idol.