"The lone policeman in a small township on the sparse northern border [of Pennsylvania], Henry Farrell expected to spend his mornings hunting and fishing, his evenings playing old-time music. Instead, he has watched the steady encroachment of gas drilling bring new wealth and erode neighborly trust. The drug trade is pushing heroin into the territory. There are outlaws cooking meth in the woods, guys Henry grew up with. When a stranger turns up dead,...