The novel “A Shot on the Bolshaya Morskaya” takes place in two cities—St. Petersburg and Moscow. March 1883. Lykov and Blagovo have moved to the capital and now serve in the Department of Police. In their apartment, the former Minister of the Interior, Makov, shoots himself. Involved in embezzlement, he expected arrest and an investigation; apparently, his nerves couldn’t take it… But Blagovo suspects it was murder. And the criminals staged a suicide to cover their tracks. It turns out the death of the former minister was beneficial to many. Blagovo travels to Nice to see the widow of the late ruler, Princess Yurievskaya. Meanwhile, Lykov heads to Moscow following the trail of two scoundrels—a retired cuirassier and his criminal accomplice. At the risk of his life, the detective checks the worst criminal dens across Moscow…