Cal Dexter, Vietnam vet, is a doctor in a small New Jersey town. He also--for his own reasons--is a vigilante who goes after murderers who were never caught. When a case comes to his attention that resonates deeply with the events of his life, he goes out seeking revenge--and becomes a crazed killer whose search for justice must be stopped at all costs lest he add fuel to an already volatile post-9/11 international situation.