Forty years ago, Steven Smithy Smith found a copy of a famous childrens book by disgraced author Edith Twyford, its margins full of strange markings and annotations. When he showed it to his remedial English teacher Miss Iles, she believed that it was part of a secret code that ran through all of Twyfords novels. Now, out of prison after a long stretch, Smithy decides to investigate the mystery that has haunted him for decades. But it soon becomes clear that Edith Twyford wasnt just a writer of forgotten childrens stories. The Twyford Code holds a great secret, and Smithy may just have the key.