The story of Czech pilots in RAF service during the Battle of Britain, and the ongoing aerial battle in Northern Europe. It tells the story of the crews of the RAF’s No. 311 Squadron, which was mainly crewed by escaped Czech airmen, and their bombing raids during the Second World War.

An upholsterer who is preparing a rocket for takeoff accidentally jettisons himself into space and returns to Earth 500 years later with an alien companion who wishes to learn more about the human race.