Setsuna rises up to create a future for a city without hope, but tragedy strikes time and again. Meanwhile, Rinne finishes her invention and Setsuna sets out for the future to save mankind’s existence.  Just before he goes, Setsuna makes a promise to Rinne.
History's not that easy to change.
تغيير التّاريخ ليس بهذه السهولة
Und du meinst, die Geschichte
lässt sich so einfach umschreiben?
La historia no es algo fácil de cambiar.
La historia no es algo fácil de cambiar.
On peut pas la modifier
si facilement.
Non è così facile cambiare la storia.
A história não é assim
tão fácil de mudar.
Думаешь, историю так просто изменить?