Now a high school student, Aine is looking forward to her new life with excitment filled inside her chest. And during that time, Aine and Mio encounter the idol who has been doing Space Aikatsu・Hibiki Tenshō arrives from outer space! Aine and Mio who were at Hibiki's stage witnesses a never-seen-before radiance from the dress!

Hibiki is given an offer to appear on a talk program with each Friends unit. As an Aikatsu artist, Hibiki will arrange the program in a "show"-like fashion. Being tested on the show are the bonds of each Friends! During that time, what is the unexpected harvest that Hibiki has acquired...