The British High Command finds itself in the thick of a huge dilemma when it is realized that they have long been infiltrated by spies from a German intelligence group. This all happens during the preliminary stages of the Battle of Britain.
Alain, "a young wolf", elegant and racy, is maintained by the princess Linzani. At the same time, he goes out with a girl of his age, Sylvie, who despite her bold attitude has never had a lover.
This fast-moving tale revolves around the kidnaping of a boxer's daughter. The boxer pays the ransom money but the girl is still not released. Her boyfriend decides to get her back his own way.
