Marriage swindler Herbert Krugschenk is a master of his trade. His success is based on meticulous planning, and his wife "Schnuck" is responsible for this. Herbert's life is promptly turned upside down when she dumps him one day. At least the way is now clear for the big coup that his wife has always warned him about: Herbert and his son travel to Switzerland to make a pass at rich widows and fail all along the line.