A moving story of love, lust and betrayal set against the backdrop of Nazi-occupied Vienna...
It is March 1938. Hitler has marched into Vienna to a triumphant reception. Katharine Simmons, an English musician and undercover British Secret Service agent working at the British Passport Office, is distraught when her husband, also an undercover agent, is taken from their home and disappears without trace. Left alone in Vienna, Katharine's clandestine work prevents her from returning to Britain, but the noose is tightening around the SIS operatives. Who is betraying them? Can the love of a mystery man save Katharine from the Gestapo? And what is the past that haunts her?