Retired angel Aziraphale and retired demon Crowley’s lives are upended when a visitor arrives on the doorstep of Aziraphale’s bookshop, bringing chaos. Local shopkeepers Maggie and Nina get locked in to Nina’s coffee shop when Crowley loses his temper. Heaven and Hell are suspicious, and Crowley and Aziraphale have a disagreement.

Heaven and Hell are determined to find the missing angel. An overheard song provides Aziraphale with a Clue. Crowley and Aziraphale visit the pub to discuss ways that humans fall in love. While almost 5,000 years ago Crowley is sent to inflict punishments on the righteous Job, God’s favourite person, as Aziraphale learns at first hand about temptation, and what Gabriel will and won't believe.

Crowley becomes a Heavenly bee and learns the truth about the Armageddon sequel. Aziraphale defends his bookshop from Shax's army and reveals his halo, Maggie and Nina become warriors, and Jim the assistant bookseller gets some hot chocolate. Crowley and Aziraphale get to the bottom of the mystery of the Matchbox. The Metatron brings an oatmilk latte, along with a final offer.