Crime and art—unfortunately, sometimes they can’t be separated… A famous opera singer is murdered. The only suspect is our former compatriot, a well-known tenor who is now a citizen of the United States. Alexander Borisovich Turketsky joins the investigation. To find the guilty, even he—the famous “important man” — will have to work hard and, for the first time in his life, go behind the scenes of an opera theater and learn what an ordinary person would never guess…