The London season in high society - balls, cocktails... the joys and sorrows of young debutantes, the secret passions of their still lovely mothers... This whole world was destroyed in an instant by the mysterious death of everyone's favorite, a regular at social events... Thus begins the novel by the famous writer Nayo Marsh , which the Queen of England awarded with the title of Dame of Cavalry, and the Detective Novel Writers Association of the USA with the title of Grand Master. Published in Russian for the first time.