Murder is murder, regardless of whether it is committed with a karate chop or a lightning dagger thrust. The secrets of martial arts, the beautiful life of the "golden youth", the falsification of wines and feelings, dirks, bayonets and other types of cold steel are mixed up in a complex tangle, unraveled by the inspector of the criminal investigation department Krylov and the investigator of the prosecutor's office Zaitsev. - Republishing of one of the author's most famous works in a new design.- Danil Koretsky is a Doctor of Law, Professor, retired police colonel. He is the author of more than 200 scientific papers and bestsellers "Antikiller", "Pawn in the big Game", "Operational pseudonym" and others with a circulation of 20+ million copies. Four times winner of the literary prizes of the USSR Ministry of Internal Affairs and the Ministry of Internal Affairs of Russia, winner of the Themis Prize.- Thorough knowledge of crime and methods of combating it allows the writer to create authentic images and plots that attract the attention of a wide range of readers.- The series "Spies and all the others. Danil Koretsky".