 Through a genetic fluke, test driver Ben Richards was born with natural immunities to every known illness. Barring a fatal accident, Ben should live longer than anyone has ever lived. When an elderly billionaire discovers that periodic transfusions of Ben s blood can cure diseases, rejuvenate and extend life in others, the old man becomes obsessed with caging Ben, to use him as a personal fountain of youth. Ben escapes his captor, and is forced to stay on the run to avoid the billionaire s goons while also searching for his long-lost brother, Jason. Jason Richards may have the same kind of blood as Ben, and may face the same kind of danger.