Despite her gyaru looks, Aihara Yuzu is an innocent high school girl with no experience and no prior loves. When her mother remarries, she's transferred into the prestigious "Aihara Academy" for young ladies. However, on her first day at school she happens to witness the diligent student council president, Aihara Mei, making out with her hot homeroom teacher... Yuzu returns home, unable to hid how upset it left her, when her mother announces Mei will be her new step sister, and they'll be sharing a room...?!
Didn't you say you broke up with 
your last boyfriend, Yuzucchi?
Stimmt, von deinem letzten
hast du dich ja getrennt, Yuzucchi.
¿No habías dejado
a tu último novio, Yuzucchi?
¿No habías dejado
a tu último novio, Yuzucchi?
Toi aussi,
t’as rompu avec ton mec, hein ?
Ah già, avevi detto di esserti lasciata 
con quello di prima!
Você não terminou com seu
namorado anterior, Yuzucchi?
Ты ведь говорила, что рассталась
со своим бывшим?