Forced into early retirement by a spinal condition, Steven Wolf reluctantly left his family for Arizona's warm winter climate. A lifelong dog lover, the former hard-driving attorney is drawn to a group that rescues retired greyhounds. When Comet, a once-abused racer, chooses to "adopt" Wolf, a life-altering relationship begins. After Wolf shows the mistrustful dog how to thrive in the real world, the tables turn and Comet helps Wolf with the most basic skills.