The novel features a muscular hero known on earth as Esau Cairn, a complete misfit in modern America who "belongs in a simpler age". Exploited by a corrupt political boss whom he finally kills with his bare hands, Cairn must flee. A sympathetic scientist helps him get through space to a world known as Almuric, by unspecified scientific methods. There he finds a life to which he is more fitted, battles with frightening monsters, and beautiful women.