Former Posadas County Sheriff Bill Gastner, now a New Mexico Livestock Inspector, is enjoying a day on Herb Torrance's ranch-soaking in the sun as he counts a small herd of cattle and thinking about an upcoming lunch with an old friend back in town. But a light breeze stirs dust, a horse spooks, and Bill finds himself ferrying a broken cowpuncher in the back of his SUV, headed out to meet an ambulance. Moments later, Bill's day goes from bad to worse as he is summoned by undersheriff Estelle Rey