When his nephew tries to wrest control of his estate from him, the Duke of Dingwall removes the boy from his will and leaves everything to his dog.

Living in Paris, journalist Bernard has devised a scheme to keep three fiancées: Lufthansa, Air France and British United. Everything works fine as long as they only come home every third day. But when there’s a change in their working schedule, they will be able to be home every second day instead. Bernard’s carefully structured life is breaking apart