In 2099, situated under a huge dome, the city built Paradigm City. Mankind lives here with a collective memory that goes back no further than 40 years, when the 'event' took place. The technologies of this are still available, but decay, because no one knows its secrets. The future of humanity is in a bad state. Of course there are also necessary at this time the villains trying to get into power. In this case, formed by the power over the remnants of the technologies for the event. The police are often powerless against the bizarre machines that are used by criminals. Fortunately, since the robot Mega Deus "Big O", being driven by Negotiator Roger Smith, the law does not prevail and negotiate meaning.