Inori and her friends are looking forward to summer vacation. Nana has performed many live shows, but has yet to successfully perform a Buzzrium Change. Just then, a request arrives. It's from Olivia's younger brother, Leon. Leon is depressed because he has angered his friend Manabu by not getting a perfect score on a test. Gumi performs a live show to help them make up. Nana watches them and tries to achieve a Buzzrium Change with her own passion...