The body of an unknown young woman was found in a sewer manhole. Despite active search efforts, no one contacts the police about the disappearance of a girl similar in appearance to the murdered one. But the famous journalist Katya Zorina, who specializes in crime stories, is approached by an acquaintance asking her to help find her friend Nina, with whom she was vacationing in a boarding house. According to her, Nina left the boarding house late at night, ten days before the voucher expired. Before leaving, Nina was very nervous and was talking about something with a tall man with a scarred face...