In a haunting London park, the brutal stabbing of a beautiful young woman sets off a chilling chain of events. Her sister mysteriously vanishes, leaving behind a devastated suitor and a frightened landlady with her simple-minded husband. Enter the narrator, a recently unemployed man drawn into the investigation, who must navigate the shadows of this gripping tale. At the center of it all is the enigmatic Devlin, whose devilish psychic abilities and supernatural talents add an extra layer of intrigue. This inventive and captivating mystery by acclaimed British author B. L. Farjeon presents not one, but two puzzles to unravel the murder itself and the true nature of the elusive Devlin. (Lee Smalley)