A quarrel has risen between Aine and Mio! For the two who has not onced argued since becoming friends, Mirai recalls her "Make-Up Method: from her former Love Me Tear days and suggests it to Aine and Mio. Family members and staff, rival Friends...as everyone watches the two over, the bells of happiness resonates!

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!

Mio is searching for a method to make Pure Palette shine more than ever. At that time, Hibiki gets everyone to challenge Spa-Katsu. Spa-Katsu was harder than everyone could have imagined, it was a tough battle! Following that, it was revealed that the Friends group that Hibiki was previously in was!?