La historia del personaje principal X , un robot que el Dr. Light selló hace décadas porque su investigación estaba incompleta . Un mundo donde coexisten humanos y robots con circuitos de pensamiento similares a los humanos, " Reploids ", (hay robots que solo son usados por humanos, y esos robots se llaman "Mechaniroids"). En un mundo así, al igual que los humanos cometen delitos, algunos Reploids y Mechaniroids también se descomponen y cometen delitos. El " Cazador Irregular " es una agencia especial organizada para destruir y borrar rápidamente a los llamados "Irregulares ".
The Dematerialization Phenomenon, in which the real world becomes digital, has become a problem and must be resolved immediately. After hearing of this incident, Netto and Rockman left off after their father and Network Researcher, Yuuichirou. He also had found news of an invasion in the computer of the Trinity Brain trust company: 'The Earth itself will understand the way things stand in the cyber world'. In order to destroy the program causing the incident, Netto and Rockman have to go deep underground. But old enemies await them there, as well as new ones. As they fought each other, the vicious cyber-life, Nebula Grey, awakens. The Dematerialization Phenomenon will not be stopped unless Nebula Grey is defeated.
The live-action adaptation of the well-known video game.