 Nina Maria Azara is the beautiful and alluring singing spy for Spain during the Napoleonic Wars. Her mission is to seduce French Officers, in order for them to reveal Napolean s intentions toward Spain. She is sent to Bayonne, France to gather military secrets. Prior to this, she meets, Don Diego while performing at a club. Unknown to her, Don Diego is actually Captain Andre, who is sent to Spain to spy on her. While in France, Nina discovers Diego s true identity, only after she has fallen in love with him. Nina Maria outwits her potential captors and returns to Spain, and goes into hiding. Napoleon s troops invade Spain, resulting in Nina s capture. In a strange twist of fate, Nina and Captain Andre are reunited, but, the 2 nations are now at war...