He's a composite of some 200 personalities, each and every one a notorious killer. He's Sid 6.7 (Russell Crowe), a virtual reality creation designed to put L.A. police officers to the test. But Sid isn't playing games anymore. He's escaped the bounds of cyberspace. Parker Barnes (Denzel Washington), a Los Angeles cop who once took the law into his own hands, now carries the fate of the city in them. It's his job to shut Sid down.