The multi-millionaire Eduard Schlüter takes part under the name Schulze in a raffle of his own Schlüter works and wins a stay at the Grand Hotel. Disguised as a poor swallower, he would like to study the reactions of the hotel staff and guests. As an assistant, he takes his reliable servant Johann with him. Once there, he makes friends and also has cause for annoyance when his daughter and the housekeeper arrive.
It is the year 2000 and the World Global Union is in charge, although other countries are allowed to elect their own government leaders, as long as they support the Union. When Austria's newly-elected president, played by Josef Meinrad, makes his inauguration speech he declares Austria independence and issues an edict ending Austria's financial support for the Global Union.
Dr. Wittich is a passionate speleologist who spends more time on his research than on his fiancée Cornelia. As a result, she turns to the rich industrialist Roy, whom she eventually marries. But her heart actually belongs to the explorer and so she is drawn back to him.
