The year is 2050. The world is in a state of chaos. The Gray Death plague runs rampant, ripping through the populace. There is a vaccine, but it is in very short supply and is primarily used for the rich and famous. Riots occur everywhere, and anti-government groups are becoming more and more prominent. To combat this, the United Nations has formed a worldwide police force called UNATCO, the United Nations Anti-Terrorist Coalition.