Raymond Gold, a 40-year-old Walter Mitty character from Philadelphia, is recruited to pass secrets of the atom bomb to the Russians in the 1940s. His girlfriend Danica discovers that he is a fantasist while the FBI suspect him of spying. His world falls apart, with tragicomic results.

Set up as the fall guy in a string of slasher murders, Boone decides he'll hide by crossing the threshold that separates "us" from "them" and sneak into the forbidden subterranean realm of Midian.