"Watcher in the Woods: A Rockton Novel" by Kelley Armstrong is a 384-page trade paperback novel published by St. Martin's Press in 2019. The book is part of the Casey Duncan Novels series and falls under the genres of Fiction, Mystery & Detective, and Small Town & Rural. With a focus on Mystery & Detective / Women Sleuths, the novel follows the protagonist as she solves a crime in the small town of Rockton. Written in English, this book is a captivating read that will keep readers engaged with its intriguing plot and well-developed characters.