Go-go girls of the apocalypse

Ten years after the world ends, insurance salesman Mortimer Tate emerges from his well-stocked mountain hideout to find a desolate land populated by bandits, savages, cannibals, and a lone cowboy named Buffalo Bill, who becomes his sidekick in danger and exploration. Joined by Sheila and Tyler, two women who have made their own paths to survival, the group discovers the glue that holds a fragile civilization together?a franchise of strip clubs called Joey Armageddon's Sassy-a-Go-Go.