The central character of the series "Chto skazal pokojnik" is a resourceful lady from Poland. One day, in a Copenhagen gambling establishment, a dying criminal authority accidentally reveals to her the code to a safe where he has hidden his stolen treasures. A gang of gangsters learns about this and desperately searches for the treasure, each trying to outsmart the other. Soon, the lady falls into the hands of the kidnappers, who attempt to extract the secret information from her. But they have yet to discover who they have gotten involved with...