A cargo plane goes down in a sandstorm in the Sahara with less than a dozen men on board. One of the passengers is an airplane designer who comes up with the idea of ripping off the undamaged wing and using it as the basis for an airplane they will build to escape before their food and water run out.

On holiday with their mother in the Lake District in 1929 four children are allowed to sail over to the nearby island in their boat Swallow and set up camp for a few days. They soon realise this has been the territory of two other girls who sail the Amazon, and the scene is set for serious rivalry.

A somewhat prim and proper Englishman is hired as the tutor to the son of the Japanese ambassador. His life changes when he and the boy are kidnapped by terrorists for political purposes.