Morph attacks. Winter storms. Sickness. The journey is drawing to a close, but morale has never been lower for the Easthaven survivors. Each encounter with their ever-changing enemy weakens them, and soon they must make an impossible choice-and endure the loss that comes with it. At Fortress Ashland, Dr. Mason and Commander Hale continue in their efforts to find a cure, but each new revelation brings unsettling questions about morphs and humans...