<p>Handsome, infinitely wealthy war hero, the Duke of Buckminster or 'Buck' to his many friends, is bored with civilian life after the excitement of the Great War.<br>His fabulous yacht, The Siren, is packed with guests, including Dolly, a famous Society beauty who is determined to trap the Duke into marriage.<br>He reluctantly agrees to sail to Constantinople so that he may purchase for Dolly a treasure trove of jewels and sables, expl...