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.
If EX-ARMs can amplify human desires,
،إذا كان بمقدور الـ "إكس-آرم" تضخيم الرغبات البشريّة
Wenn Ex-Arms menschliche
Impulse verstärken können,
Si el EX-ARM expande
la consciencia humana,
Si el EX-ARM expande
la consciencia humana,
Si les EX-ARM renforcent
la volonté humaine,
Se la Ex-Arm amplifica
 gli intenti degli esseri umani,
Se os EX-ARMs podem
amplificar o desejo humano,
Раз Экс-Арм усиливает
человеческие желания,