The village maniac Timofey from the village of Sosnovka is very fond of classical literature. So much so that he stages his murders based on the works of Bulgakov, Dostoevsky, Shakespeare and other book classics, but the local police cannot understand this. Olga, the investigator, becomes a ray of light in the dark kingdom for Timofey, who comes to Sosnovka from the city and immediately notices the literary background of the crimes. But the authorities do not want to listen to her guesses.