Primal Threat A Novel.

On a late August day in the foothills of the Cascades, five bicyclists climb into the hot, dry air, the breeze of their movement cooling their overheated bodies, the stress of a workweek slipstreaming behind them. But another group has entered the park, too. They're in cars, for pleasure and for vengeance. In Earl Emerson's gripping new novel, a grudge turns an idyllic setting into a terrifying landscape of men and nature at their most dangerous....