"The Dire King" is the concluding book in the "Jackaby" series, written by William Ritter. It follows the adventures of R.F. Jackaby, a detective with a keen ability to see supernatural entities, and his assistant Abigail Rook as they face their most formidable challenges yet. Set in a richly imagined early 20th-century America, the story delves into a world where mystical creatures and dark forces emerge, threatening their reality. The narrative is propelled by...