Aine Yūki is a second year student in the normal division of Star Harmony Academy. She is undergoing a normal life until a chance encounter with a popular idol Mio Minato in Penguin Cafe! Now Aine is about to embark on a journey as an idol who does Aikatsu everyday!
"But I didn't think Aikatsu would be this hard!"
Aine and Mio click it off immediately, and the two pair up to form a "Friends!" unit. Together they aim for the top, to become Diamond Friends! just like the top idol unit Love MeTear, made of spectacular idols Karen Kamishiro and Mirai Asuka.
Along with their aspiring upperclassemen, the sporty big-sis Ema Hinata and the sexy,mysterious Maika Chōno, Aine and Mio have started their Aikatsu!
So many Aikatsu cards! So many new songs! Aikatsu really is exciting!
So many friends! So many dreams! Together, let's aim to become Best Friends! Aikatsu Friends, is about to start!