In the castle Vogeloed, a few aristocrats are awaiting baroness Safferstätt. But first count Oetsch invites himself.. Everyone thinks he murdered his brother, baroness Safferstat's first husband, three years ago. So he is rather undesirable. But Oetsch stays; arguing he is not the murderer and will find the real one...

When registering in a Berlin hotel, the beautiful Lilian realizes that she apparently has a doppelganger: She is arrested as a wanted jewel thief. Lilian decides to find the woman who is preparing her next coup in Nice.