Duds

Returning from the war front, Captain Phoebe Plunkett accepts an assignment to apprehend jewel smugglers in pursuit of the Sultana diamond. On his mission, he meets Patricia Melton, who introduces herself as a French Secret Service agent also in search of the diamond. Plunkett is in love with Olga Karakoff, daughter of a wealthy jeweler, and he soon comes to suspect t...