To start her new life as a pop idol, D'Artagnyan moves to a dormitory in the city. There, she meets Mustang, Nonno, Alice, and all the rest of the older idols, who tell D'Artagnyan about her legendary roommate. But what kind of person will she be?
Izumo saw me like that and invited me
Izumo bemerkte meinen
Gemütsstand und lud mich ein,
Al verme, Izumo decidió invitarme
Al verme, Izumo decidió invitarme
Izumo, voyant mon nouvel intérêt
pour la musique,
E quando la mia amica Izumo 
mi ha visto così, mi ha invitato
A Izumo me viu deste jeito