This film is more intended to provide information about the BNI mobile bank, which is the sponsor, and advice on saving. This intention is mixed into a story about the mobile bank officers who visit schools. There is a love story between the mobile bank officers, and some fall in love with the school teachers they often visit.
Five swindle stories, taking place in five international cities: Tokyo, Japan ("Fumiko's Five Benefactors" by Hiromichi Horikawa); Amsterdam, The Netherlands ("A River of Diamonds" by Roman Polanski); Naples, Italy ("The Road Map" by Ugo Gregoretti); Paris, France ("The Man Who Sold the Eiffel Tower" by Claude Chabrol); and Marrakesh, Morocco ("The Confidence Man" by Jean-Luc Godard).
Once upon a time there lived in the same village two men bearing the very same name. One of them chanced to possess four horses, the other had only one horse, so, by way of distinguishing them from each other, the proprietor of four horses was called "Great Claus," and he who owned but one horse was known as "Little Claus".
Lucky Jo and his three friends are little criminals, who try to live from small burglaries. But they never have luck - ever so often something inpredictable happens to Jo and gets one of them arrested.