A powerful Galactic Empire-devastated by a mysterious plague-lost in antiquity.Terran Colonists-fleeing an Earth void of life and pursued by a hostile alien aggressor.Two young Terran Explorers and their psychically bonded, genetically enhanced Panther teammates, are marooned on an unexplored planet when their ship is attacked. Injured and cut off from any hope of rescue, Jar'ek must save his friend and shipmate, Kallehn from imminent death. The Ranger...