After the death of the earth, humanity settled in numerous planets colonies. On one of these distant planets of collonium, a group of people, using the achievements of scientific and technological progress, achieved immortality and, having come to power, began to rule their fellow tribesmen like gods. But at the same time, they remained human. retained all human feelings and desires, and it is not known whether they got better from it. The novel was awarded the Hugo Prize. Roger Zelazny called the "Prince of Light" his favorite work.