Inspector Mallett's vacation did not go well from the very beginning: his table neighbor, Mr. Dickinson, was found dead in his room. The local police suspect suicide, but Mallett has a different opinion. He is convinced: in order to unravel the mystery of Dickinson’s death, it is necessary to take a closer look at the members of his seemingly very respectable family... Two young realtors, who were assigned to inspect the house, discovered there... the body of a famous financier. In addition, it turned out that the previous tenant, Colin James, had disappeared without a trace. Perhaps all this is connected with the recent release from prison of a banker convicted of a real estate scam? Inspector Mallet begins an investigation...