About the book: 2024 / Fate itself presented Ekaterina Petrovskaya and Hector Borschov with an unforgettable wedding gift - an investigation into the case of the missing expedition... In 1931, Professor Veliantov and his friends discovered a grandiose find in the Tien Shan mountains. Understanding the importance of the discovery for world science and the danger threatening the expedition in those then wild places, the professor sends fragmentary notes, photographs and... the most important “proof” to various recipients. What the scientist foresaw happened - the expedition disappeared without a trace in the mountains. Almost a hundred years later, the mysterious death of a researcher at the Zoological Museum, Elena Krasnova, and two other people stirred up information about the missing expedition. These murders are being investigated by Colonel Gushchin, Katya Petrovskaya and Hector Borschov. And in order to find the criminal and discover that priceless treasure, hidden from people for almost a century, they need to go to the Tien Shan... Tatyana Stepanova is a police lieutenant colonel, a former employee of the Press Center of the Moscow Region Central Internal Affairs Directorate and an investigator, which is why her action-packed novels are so believable and The investigation of criminal mysteries is described in detail. Tatyana works daily with information about real crimes, and her detective stories are as reliable as possible.