It’s 1913 Vienna and Lysander Reif, a young English actor, is in town seeking psychotherapy for a very private sort of ailment. He ends up enmeshed in a passionate affair with an enigmatic woman he meets at his therapist’s office. When his lover’s live-in boyfriend finds out and becomes enraged, she accuses Lysander of rape and the story gallops away from there. Upon his return to London on the cusp of war, Lysander finds it difficult to return to normal life, breaks up with his English fiancé, joins up and gets pulled into the dangerous world of wartime spying.