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.
Just know that Doctor Iriya will show himself 
before you sooner rather than later.
لتعرف أنّ الدكتور إيريا سيظهر نفسه
أمامك بنهاية المطاف حتماً
Dr. Iriya wird sich dir früher
oder später zu erkennen geben.
El doctor Iriya se mostrará ante ti
tarde o temprano.
El doctor Iriya se mostrará ante ti
tarde o temprano.
Le docteur Iriya finira
Sicuramente, Doctor Iriya
Apenas saiba que, cedo ou tarde,
o Dr. Iriya vai aparecer na sua frente.
Знай, профессор Ирия объявится
скорее, чем ты думаешь.