"midmorning. The sky steel blue and not a cloud in sight. His perch was atop a thirty-foot guard tower that had been built on the rocky pinnacle of a mountain, far above the timberline. From the open platform, he had a panoramic view of the surrounding peaks, the canyon, the forest, and the town of Wayward Pines, which from four thousand feet above, was little more than a grid of intersecting streets, couched in a protected valley. His radio squeaked. He answered, "Mustin, over." "Just had a fence strike in zone four, over." "Stand by."