This action-packed opening to the New York Times bestselling paranormal mystery series-perfect for fans of Doctor Who and the MCU-sets Sherlockian detective of the unexplained, R. F. Jackaby , and his new assistant, Abigail Rook, against a supernatural serial killer. Publisher: Workman Publishing Author(s): William Ritter Number of pages: 320 Publication date: 2023 Dimensions: 139 x 210 x 20 Cover type: Paperback / softback