In a small provincial village with the alarming name Darkness, a certain guru and healer Blinov appeared, at whose miraculous sessions the local community center was filled to capacity. A young journalist from St. Petersburg, Anastasia, learned about the wonderful healer and decided to interview him. She was last seen at the session, which ended at nine in the evening. But the girl did not return to the hotel. And two days later her body was found in the forest...Private detective Arseny Stroganov and his faithful friend Doctor Agapov go to the Darkness to investigate the murder. Very soon the detectives become convinced that the Darkness hides many other mysteries and sinister secrets. But no one could even come close to guessing how this whole story would end...