The film is about a very stern looking man who has come to a very unusual flat to repossess the belongings of an old man in a wheelchair. However, again and again, the home seems to play tricks on the guy--driving him half-mad in the process.
When her grandson is kidnapped during the Tour de France, Madame Souza and her beloved pooch Bruno team up with the Belleville Sisters—an aged song-and-dance team from the days of Fred Astaire—to rescue him.