"Koschei" is a fascinating novel about one of the most famous characters of Ukrainian mythology. The author has carefully researched the legends and stories about this terrible wizard who is capable of anything to preserve his immortality. Mixing elements of folklore and fantasy, the book "Koschei" invites readers on an exciting journey into the world of magic and mystery. The story about the eternal struggle between good and evil, about devotion and loyalty, will attract the attention of both fantasy fans and those interested in Ukrainian culture and mythology. The variety of vicissitudes and unexpected turns of the plot will leave everyone who opens the pages of this book fascinated.