It took a very special type of man for the job — and the job was onerous, dangerous, and the only really probable reward was disaster. But when a man who says he knows it's going to kill him asks you to join….

Classic Science Fiction adventure from the creator of The Stainless Steel Rat and Bill the Galactic Hero. Brion has just won the Twenties, a global competition that tests one’s achievements in 20 categories of human activities. But Brion must leave his world to help salvage the world of Dis, the most hellish planet in the galaxy.Also published as Sense of Obligation.Nominated for the Hugo Award for Best Novel in 1962.