Vienna, 1913. Lysander Rief, a young English actor in town seeking psychotherapy for a troubling ailment of a sexual nature, becomes caught up in a feverish affair with a beautiful, enigmatic woman. When she goes to the police to press charges of rape, however, he is stunned, and his few months of passion come to an abrupt end. Only a carefully plotted escape - with the help of two mysterious British diplomats - saves him from trial.