11/22/63 is a captivating alternative history mystery novel by Stephen King. The story revolves around Jake Epping, a high school teacher who discovers a portal that leads back in time to 1958. Jake embarks on a mission to prevent the assassination of John F. Kennedy, but as he delves deeper into the past, he realizes that altering history comes with unforeseen consequences. This book combines elements of historical fiction, mystery, and time travel, making it a thrilling and thought-provoking read.