Jason Kessler doesn't fit in the society of Nocturnia, the sole colony that survived the Earth's destruction. Between the colony's dedication to a distorted vision of mid-twentieth century Americana, its sexually repressive culture, and the expectation that his most important duty is marriage and children Jason rebels, throwing himself into an illicit and dangerous affair with Pamela Guest, but Pamela harbors a secret. Soon the lovers are engaged in a lethal game of cat and mouse with the colony's underworld head and the secrets Jason unlocks upend everything he knew, exposing dangers far beyond Nocturnia and its obsessions.