The children of isolated desert town Sunderland face an all-consuming choice: They can attend school to learn the teachings of The Angel, an extraterrestrial being that arrived 10 years ago, and 'Evolve' like their parents who were turned into mindless drones, or be exiled to the wasteland.

A guy puts his unwitting bride-to-be through a series of increasingly bizarre "stress tests" to see if she's worthy of marriage.