At the Royal Air Force Academy of Caserta, three students, Mario, Marco and Filippo become great friends. Toward the end of the course, Marco accidentally meets and falls in love with Mario's sister, Adriana. Mario expresses his opposition to Marco and this causes the end of their friendship. Due to an accident during a training flight, Marco is passed from the role of the navigator to the services role, thus not obtaining the military pilot's license.

A young Italian pilot is interned in a British prison camp after his plane is shot down during the war against Greece. He falls in love with a doctor's daughter and manages to escape during a bombardment. He reaches home, wounded, just as news arrives of the Greek surrender.