The British secret services are unable to catch the mysterious Annick Villiers, nicknamed Little Fox, who easily transforms from a naive young provincial girl into a brilliant aristocrat, from a seductive courtesan into a tramp boy...

But this time on the trail of Little Fox the famous spy Robert Gray is coming. He manages to outsmart Annick and gain her trust.

Now she is in his hands.

However, can Robert hand over to the authorities the lovely young woman who has awakened unbridled passion in his heart?..< /p>