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.
It is my sin!
!هذه خطيئتي
Und zwar … für meine Sünde!
¡Ese es mi pecado!
¡Ese es mi pecado!
Je vais vous révéler mon crime !
È colpa mia!
Porque eu pequei!
Я совершил грех!