Relentlessly suspenseful and disturbingly timely, Bounty summons a chilling vision of our Internet culture gone mad, where freedom, privacy, and the rule of law are demolished by a crisis of nightmare proportions—and the future of justice lies in the hands not of the bravest but the most brutal.

When a notorious Wall Street vulture is executed in his high-rise office by a sniper's bullet, it's the kill shot heard round the world. Welcome to bounty4justice.com, a rogue website for vigilante assassins, where outraged citizens bid up bounties on corporate crooks and corrupt elites. As the number of targets soars, amateur bounty hunters and professional hit men compete to exterminate the condemned and claim their rewards, "proof-of-death" videos become Internet sensations, and the self-styled Robin Hood pulling the strings threatens to plunge the international community into anarchy.

Along with other law enforcement agencies across the globe, the...