The story revolves around "Aikatsu Planet," a world where anyone can assume the role of an avatar and become an adorably cute idol. Mao Otoha, an ordinary first-year student at the private academy Seirei High School, becomes the #1 idol Hana when Hana's previous alter ego Meisa Hinata suddenly disappeared. However, Mao's new role as the avatar Hana is a secret to everyone else. The tagline of the project is, "To become the 'me' I want to be, I enter the mirror."

[Source: Anime News Network]