Based on the plays by A.N. Ostrovsky's tales, staged by the Maly Theater.

When a nobleman is threatened by a family curse on his newly inherited estate, Sherlock Holmes is hired to investigate.

The hero saw among his colleagues a man whom he had met during the war in the dungeons of the Gestapo. This man reported that a thief from the same cell was trying to escape. The “thief” was shot, and later it turned out that he was the leader of the underground...