About the book: 2015 / Ghosts are prowling the ancient estate, disturbing the current owner of the estate, the famous singer Levitin. But it is clear to Colonel Lev Gurov that the ghosts are completely earthly intruders who are looking for something in the house. After all, it wasn’t aliens from the other world who hit the singer’s guest with a stiletto. And Gurov himself was knocked out when he tried to detain them. Now Colonels Gurov and Kryachko have their own scores to settle with these types. And there seemed to be a clue - a patient had been kidnapped from a hospital located not far from the estate. And someone in hospital pajamas showed up at the crime scene…