The beginning of the 30s of the last century. A leak of classified information was found at the Soviet shipbuilding plant. Arriving under the guise of a scientist, the legendary chekist Karotin begins to unravel the threads of the conspiracy of the fascist spy organization. He is helped by inexperienced but active local detectives. Mastering the basics of the counterintelligence, they fall into a situation the other one funnier.
The tragic story of the life of revolutionary and romantic Nikolai Bukharin and his failed attempt to refute the charges against him. In parallel with the trial of Nikolai Bukharin, the whole life of this amazing man, who was ready to die for his ideals, flies before us.
