The grandmother discharged her only granddaughter from her apartment in St. Petersburg, because her son asked her about it before his death. The man then confessed to his mother that he had taken on a strange girl who lived with her mother in the Murmansk region. Until the age of 18, there was not a single word from her granddaughter, and suddenly she came to St. Petersburg and announced that she would live in the apartment of her official father. Did the dying son tell the truth?