The Principle of Karate

Murder is murder, regardless of whether it is committed with a devastating karate strike or a lightning-fast thrust of a dagger. The secrets of Eastern martial arts, the beautiful life of the "golden youth", the falsification of wines and feelings, daggers, bayonets, and other types of cold weapons are intertwined in a complex knot, unraveled by detective Krylov and prosecutor investigator Zaitsev.