After her mother and father died, Shiori and her little brother Shu were taken in by their uncle. Soon after, Shu was hospitalized with a hereditary disease, and Shiori was sent to the school as punishment for fighting back against her uncle's abuse. Meanwhile, Hibiki has taken over leadership of class four, and Hyo appears before him, to make him an offer he cannot refuse.
You must climb your way 
to the top of the school.
يجب أن تصعد لقمّة المدرسة
Du musst es an die Spitze
dieser Schule schaffen.
Debes llegar a la cima de la escuela.
Debes llegar a la cima de la escuela.
Dovrai...
Você precisa conseguir
chegar ao topo dessa escola.
Ты должен встать во главе этой академии.