"Doctor Volkov's Sanatorium" is an exciting thriller book written by a popular Ukrainian writer. This novel tells the story of a mysterious sanatorium, to which the main character - a young psychologist - enters. He is forced to reveal the secret of this place, where each patient hides his own secrets and fears. The plot of the book is full of unpredictable turns, mysterious events and tense scenes. The author skillfully creates an atmosphere of mystery and danger, forcing the reader to remain on the edge of his emotional capabilities. "Sanatorium of Dr. Volkov" is a book that keeps you in suspense from the first to the last page, leaving behind thoughts about the nature of human fears and the value of true friendship.