A famous surgeon is beaten by drunken bullies, loses his memory and cannot recollect who he was before. He gets to a village, lives in a not so well to do family and becomes the Quack - he slowly regains his talent for medicine and saves the lives of several village patients.
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.
