Aziraphale, an angel, and Crowley, a demon, join forces to find the Antichrist and stop Armageddon.

A series of supernatural events begins in a small coastal New Jersey town after the arrival of a mysterious teenage girl, who apparently has the ability to influence the people and events around her.

13 years after being impregnated by Satan, a reluctant mother, Laura, and her Antichrist daughter, Chrissy, attempt to live an ordinary life in Delaware, but are constantly thwarted by monstrous forces, including Satan, who yearns for custody of his daughter's soul.

After discovering his origins, Damien Thorn must cope with life as the Anti-Christ.