Detective Mac Taylor, his team of forensic specialists, and police officer Flack. Their game is on when the clues in a woman's murder lead them to one of the web's most addictive virtual worlds. A plot to detonate a bomb involves two scuba instructors. A guidance counselor is killed at a dance. Murders in Times Square, Central Park, and even on the Statue of Liberty test the team. All while battling Mac's nemesis, the mysterious 333 Stalker.