"The Darkest King: William's Story" by Gena Showalter is the latest installment in the "Lords of the Underworld" series, published by Harlequin Enterprises Ulc in 2020. This paperback book, with a total of 416 pages, offers readers a blend of fantasy, paranormal, and romance genres, focusing on the character William. Showalter's storytelling is complemented by illustrations, making the book a visually engaging choice for fans of the series and those drawn to the darker elements of the fantasy world. Known for her compelling narratives and intricate world-building, Showalter continues to captivate readers with this new addition to the Lords of the Underworld series."