Mass murder doesn't happen in Matt Foley's town . . . it doesn't happen to his friends. Disturbing crime scenes are nothing new to the Twin Falls Police Chief. But this one is personal. The victims are friends. In their Tudor mansion just inside the city limits, a family is dead-husband, wife, two kids, and the family cook. The killer made one mistake. He left a survivor. The husband is one of the big three in the microchip industry. The family lived a quiet modest life. It doesn't make sense. Until . . .