The Secret Under the Fur Coat

Nikolai Leonov, a former investigator of the MUR, knew firsthand how the most tangled criminal cases are solved. The classic series "Black Cat" includes over 200 books, with print runs in the tens of millions of copies.
In one of the... elite fur boutiques, an attempt to commit theft has taken place. The criminal didn't take anything, possibly because the unique fur products of the collection are very difficult to sell. So why was there a need to break into a well-guarded premises… Colonel of the Interior Ministry Lev Gurov discovers that that night the boutique's alarm was not broken, but carefully turned off. Suspicions fall on people close to the shop owner. The detective is sure: just a little more, and the mystery of the strange crime will be revealed. Lev Ivanovich doesn't even suspect that he is just at the very beginning of an incredibly convoluted criminal plot…