When a house explodes with a mother and two children inside, Stan Kobe is called to the horrific crime scene. The father, a former Air Force bomb technician, becomes the key suspect, but mysteriously disappears and is never found. Ten years will pass before another triple homicide occurs with similarities only the savvy prosecutor, Kobe, knows are common to his decade-old cold case. Stan begins an entangled journey to flush out a shaky theory both crimes are related. But while doing so he gets more than he bargains for and uncovers what he believes is an imminent plot by domestic terrorists targeted to strike his city's delicate infrastructure. More disturbing, though, is that he discovers he may be a target too.As the countdown to destruction begins, Stan Kobe embarks upon a frantic race to "render safe" the situation and save his beloved city, but maybe, most importantly, those he loves.