In a small town in the far reaches of Alaska, children disappear. The wolves would devour them removed. A woman, whose son disappeared, uses a specialist canis lupus to go in search of the remains of her child. When he returns to the cabin, it also is gone. He goes down to the cellar and discovers the unthinkable. But the worst is yet to come ... Giraldi plunges us into a world where the laws of man na longer apply. Beyond all civilization, the author takes us into hostile lands both physical and psychological. This is a very nice trip.