The conductor of the symphony orchestra, Viktor Silov, could not even imagine that one day he would pose as... a professional killer. And he will not just give out, but will carry out a specific order and kill a person. Then another and another... Gradually, the modest-looking maestro became a real criminal. The detectives were off their feet, looking for the brutal killer, until the head of the Internal Affairs Directorate, Colonel Ignatiev, accidentally met Silov personally. To understand the motives of the crimes and expose the ruthless villain, Ignatiev had to temporarily take the side of the bloody conductor...