Before Natasha Vereshchagina became a famous Parisian fashion model, she had to fully experience all the hardships of the first Russian emigration: poverty, thankless work, humiliation. But now she is Nathalie de Croisset, the second wife of a French count, the mistress of a huge castle. But the noble family is haunted by endless troubles: the count’s mother died several years ago, his first wife just recently died, and now it’s unknown where his son-in-law has disappeared. The best Parisian detective, Arsene Boileau, is entrusted with unraveling this chain of tragic events.