Jean-Pierre and Bernard escape from an Educational Center for teenagers and steal a plane to fly to Camargue where Jean-Pierre used to live before the death of his uncle. When Claude realizes his plane is missing, he will pursued the robbers.
Claude had a mission in Morocco, he hopes he could find his godfather Le Perrier. He had the surprise to find his old friend René Moretti who could help him on his researches.
Marcel wants to be a pilot. He secretly obtains his diploma. He will be Claude's rival destroying the friendship especially when Claude discovers the airplane Marcel bought had a reputation of being cursed.