Charming, handsome Edward Somers has been recovering from his wartime injuries in a small hotel in the South of France where he is an extremely popular guest. One day, he happens upon a nearby villa, within which lives a mysterious and beautiful countess, Katerina, who does not appear to be allowed any visitors. Edward manages to break through to her and soon the pair develop a wonderful friendship. As each day passes the pair grow closer and closer but Edward soon finds there is more to Katerina than meets the eye. Why is she confined to the villa, guarded by a man with a rifle? Who is observing her with a telescope? Why is she so reluctant to be photographed? Soon a sinister chain of events begins to unfold, and several attempts on Katerina's life are made. Must Katerina always be on the run? Constantly forced into hiding, will she ever find the love she craves so dearly?