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.
Nuclear explosions at an altitude 
of 30 km to 400 km...
...الانفجارات النووية على ارتفاع 30 إلى 400 كيلومتر
Bei einer atomaren Explosion in der Atmosphäre
in einer Höhe von 30 bis 400 Kilometern …
Una explosión nuclear de entre 30
y 400 kilómetros de altitud…
Una explosión nuclear de entre 30
y 400 kilómetros de altitud…
Lors d’une explosion nucléaire
effectuée entre 30 et 400 km d’altitude,
Con un'esplosione nucleare in atmosfera,
 dai 30 ai 400 km di quota...
Com explosões nucleares
em altitudes de 300 a 400 km...
Ядерные взрывы на высоте
от тридцати до четырёхсот километров...