During the Napoleonic Wars, Baron Eduard and his wife Charlotte live an reclusive and idyllic life together in an old castle. Driven to boredom by isolation, Eduard invites his friend Captain Otto to come stay, and Charlotte decides to bring her niece Ottilie back from boarding school.
Eight space cargo-ships disappear without a trace within three days and there is suddenly no contact with the orbiting space station, Margot. The space council orders a total flight stop. But one space ship secretly takes off to go to the space station.