Kevin O’Brien is amazing. He continues a long and prolific run as a thriller author by finding new ways to explore and utilize familiar themes to great and frightening effect. His last few novels have been christened with one-word titles --- VICIOUS, DISTURBED, TERRIFIED and now UNSPEAKABLE --- that evoke both the worst of the human condition and the natural reaction to it. He breaks new ground, though, with his latest effort, which may be his best work to date.
O’Brien’s books feature strong but flawed protagonists in peril who ultimately must rely on their own wits and inner strength to save themselves from a seemingly unstoppable threat. And yes, that is a great t