An emergency occurs in a small Volga town. The body of the daughter of a well-known doctor in the region was discovered - the young woman cut her veins. The police are inclined to attribute the incident to suicide, but the mother of the deceased claims that her daughter was killed, and the criminals turned her apartment upside down. And then the prosecutor-criminologist Shalamov turns for help to his senior comrade, regional prosecutor Nikolai Igorushkin... This is the second book about a talented criminalist and inflexible prosecutor nicknamed Nikola, a fascinating story about which began in the book “Prosecutor Nikola.”