From the Mantic website: This 64-page book contains everything you need to take your Deadzone games in a new direction, as you and a friend play through a series of interconnected scenarios to determine the fate of Nexus Psi. Inside, you will find: Campaign Rules – A new system for playing a series of linked games between one player controlling the Plague and an opponent controlling a different Faction. Battlezone: Nexus Psi – A guide to the world on which the campaign is set, including the events that led to the Plague outbreak, as well as a short story. Faction Focus – Background information on Deadzone’s four primary factions: The Enforcers, the Plague, the Rebs and the Marauders.