It all began ten years ago. D2s attacking Boston, a blood-soaked concert hall: The incident known as the Boston Tragedy. The conductor who lost his life in that tragedy was none other than Kenji Asahina, Takt's father. After losing his father, the boy decides to devote himself to playing the piano and he lets his rage play through his melodies. The one who took care of him was a girl named Cosette, who looked just like Destiny.
The only ones properly able to 
control that power right now
الوحيدون القادرون على التحكّم بتلك
القوّة بشكل جيّد الآن
Einzig die Musikschaffenden,
die unserer Sinfonica entspringen,
Les seules personnes
pouvant la manier
Gli unici al momento in grado
di controllare quel potere
Atualmente, os únicos capazes de
usar este poder da forma correta
И контролировать эту мощь под силу…