This time, former investigator of the military prosecutor's office Alexei Nertov, criminal investigation officers, and private detectives will have to face a series of mysterious crimes on the eve of the elections. A car explosion on the eve of elections to the St. Petersburg Legislative Assembly... What is behind this: an ordinary murder? Why are so many women suddenly interested in participating in the search for villains - who benefits from this? Who is behind this: a lone maniac or the leaders of criminal financial groups? What will triumph - justice and love or the machinations of scoundrels? The answers to these questions are in the next novel by popular authors, “The Case of the Sale of St. Petersburg.”