Two extraterrestrials masquerading as a human couple move in across the street from Frances and Rick.

Frances and Rick invite the Sherbmans into their home for an unusual—and horrifying—dinner party.

The Sherbmans engage in other-worldly espionage as Frances’ sense of unease deepens.

Tensions rise as Frances senses there is something deeply wrong with Rick—and their alien neighbors find they are running out of time to satisfy their Empire overlords.