"Between the World Wars, the six Mitford sisters-each more beautiful, brilliant, and eccentric than the next-dominate the English scenes. Though they've weathered scandals before, the family falls into disarray when Diana divorces her wealthy husband to marry a fascist leader and Unity follows her sister's lead all the way to Munich, inciting rumors that she's become Hitler's mistress. As the Nazis rise in power, novelist Nancy Mitford grows suspicious...

" It's lady's maid Louisa Cannon's wedding day, but the fantasy is shattered shortly after when she is approached by a secretive man asking her to spy on Diana Mitford - who is having an affair with the infamous Oswald Mosley - and her sister Unity. Soon, as summer 1933 dawns, Louisa finds herself accompanying the Mitfords on a glitzy cruise in the Mediterranean, full of the brightest stars of society. But the waters run red when a man is found attacked....

Diana Mosley was a society beauty who fell from grace when she left her husband, brewery heir Bryan Guinness, for Sir Oswald Mosley, an admirer of Mussolini and a notorious womanizer. This horrified her family and scandalized society.In 1933, Diana met the new German leader, Adolf Hitler. They became close friends and he attended her wedding as the guest of honor. During the war, the Mosleys' association with Hitler led them to be arrested and interned...