The city of Boston's in for a long ride. A vigilante is on the loose, striking fear within the powerful and wealthy, killing effortlessly and leaving his calling card to taunt law enforcement. Boston has faced its share of killers in the past but none as dangerous and ferocious. The police aren't equipped to face off against the calculated assassin. The only chance of bringing down the vicious killer rests in the hands of an agency that specializes in capturing the elite of killers. The task falls in the hands of Agent Shaun Lincoln, a young agent with a promising career and intellect that rivals the killers he pursues. The lack of evidence and the killer's taste for blood leaves little time to capture him before he strikes again. Agent Lincoln faces the toughest case of his career. When the hunter becomes the hunted, the stakes are raised. Each player stands ready to do battle, but the game of wits is on the killer's battlefield. The young agent must fight against the odds and emerge victorious. Both hunters share common traits but walk a different path. Will Agent Lincoln take down his deadliest foe, or will he become another casualty in the killer's maniacal game? This breathtaking thriller will twist your mind and keep you craving more until the final pages are turned.