Akira has returned alive after defeating Beta, but soon Tokyo is targeted by a large-scale hacking attack. He dives into the network along with Ygg's clones to figure out the cause, and fights the enemies within, but in the meantime the hacking spreads to the entire world.

It takes over military bases and fires a volley of ICBMs, seeking to destroy the entire world. In order to save humanity, Akira makes a decision born of love.
Heading to the building's basement!
!سنتّجه لقبو المبنى
Begeben uns in den Keller des Gebäudes!
-Nos adentramos en el edificio.
-Recibido.
-Nos adentramos en el edificio.
-Recibido.
Nous entrons dans le bâtiment.
Continuiamo a scendere!
Estamos indo ao subsolo do prédio!
Мы идём в подвал!