Four years had passed since Sagan's called a truce with the D2s. Music was still taboo throughout the world, and melodies ceased to be heard. Somewhere in America, which was now a wasteland, a little boy who grew up not knowing what music is hears the melody from a piano. The one playing it is a young man with black hair named Takt. And then, a deformed creature known as a D2 and a girl named Destiny, who is armed with a sword, appear as though they were lured in by the melody.
People all over the world tried to 
study them and discover their secrets.
حاول النّاس في كلّ أنحاء العالم
دراستها واكتشاف أسرارها
Alle Welt begann nach Wegen zu suchen,
um das Geheimnis hinter den Steinen zu lüften.
Des personnes du monde entier
Svariate persone nel mondo cercarono
di studiarla e scoprirne i segreti.
Pessoas do mundo todo começaram a
fazer pesquisas para entender esse poder.
Люди со всего света пытались разгадать, 
какую тайну они хранят.