It's a world whose natural resources are almost bankrupt; whose population expansion has reached the suffocating Point; whose technical development cannot keep pace with the demands of the masses for food. It's an illiterate world where men have minds ""that run in little worn grooves like machines."" It's a world that has driven Knowle Norland into a semi-psychotic, periodic hallucinatory state. And we view the bleak landscape of Knowle's past with horror. As for the future? Knowle gets involved in an assassination plot that might trigger a cleansing nuclear war. It's adept comment on a possible future.