The Odd Thomas Series is a collection of novels written by author Dean Koontz. The series follows the life of Odd Thomas, a young man with the ability to see and communicate with the dead. He uses his unique gift to help solve mysteries and prevent disasters in his small town. The first book, titled Odd Thomas, introduces readers to Odd's world, where he encounters various supernatural elements and faces moral dilemmas. The series blends elements of mystery, horror, and fantasy, appealing to fans of both thrillers and paranormal fiction.