Natacha Amal

After his wife dies, 55-year-old businessman Philip Emmenthal, at the prompting of his playboy son Storey, populates his Geneva villa with eight and a half concubines. Three are from Kyoto, where Storey manages Pachinco palaces. Each has a distinctive personality: a nun, a child bearer, a gambler, a student of Kabuki, a horsewoman with a pet pig, a maid. Philip throws off his strait-laced and repressed attitudes, immersing himself in pleasure... (imdb)

Gaspard lives in Paris and has an ex-wife and a career as a well-respected novelist. However, he is thoroughly bored with his life and is also short of funds for paying alimony. He decides to go to Brittany to visit his goofy brother and renew his ongoing affair with his brother's wife. Paul is equally at loggerheads with his life as a schoolteacher and is tired of forever adoring his wife and getting a cool response from her in return. On a whim, the two men decide to change places. (Allmovie)