About the book: 2019 / Things were going well in Nadezhda Rauch’s fashion studio, and she decided to expand - sewing not only women’s outfits, but also men’s suits. The best master in Moscow has already been hired, and a gala reception has been organized to present the new direction. The guests - famous, respectable, wealthy people - enjoyed admiring the exquisite interiors of the studio, lovingly created by Nadezhda’s mother Iraida Samsonovna, a passionate lover of antiques. Her recent acquisition is an author’s copy of a painting, the original of which is in the Tretyakov Gallery. This painting is extremely unusual, and Nadezhda really wants to reveal its secret, but she is prevented by another, much darker mystery - one of the guests was poisoned right during the reception…