Film in two eras.1st era: They are not angels. Chronicle of a Free French parachute training camp during the Second World War. 2nd era: Terre de France. A group of paratroopers landed in Brittany sabotages the German installations.
Escaped from jail, Luis finds refuge on a remote island where, it is said, several people have died long ago of a mysterious illness. He discovers a large abandoned villa. One day, a group of people from another time, come in. The villa and the nature around become the theater of strange...
18 June 1940: German troops sweep through France. The cavalry school at Saumer is ordered to withdraw, but the director resolves to stop the enemy on a 25km front with his students.