A famous actress has a nervous breakdown during a junket for a new franchise film. She asks a complete stranger (who mistakenly thinks he's rented her family's house) to pretend to be her boyfriend for the holidays and spend it with her eccentric family.
Shifting from one pocket to another, from one man's drama to another, a lowly dollar bill, 'one buck' takes us on an odyssey through the heart of a forgotten town in Louisiana.
Becca and Ron's marriage is in a rut; it's been months since they've been intimate. When their friends Mindy and Max tell them they've been experimenting with an open marriage and it's done wonders, Becca and Ron are reluctant to the idea. But they can't deny their curiosity and the two couples switch partners for a night of wild pleasure.