One of the guests shot to death during a meeting of former classmates in a luxurious country house. Investigator Oleg Koshkin arrives at the crime scene. All who were present at the party are under suspicion.
Overview：One of the guests shot to death during a meeting of former classmates in a luxurious country house. Investigator Oleg Koshkin arrives at the crime scene. All who were present at the party are under suspicion.
