In New York Times bestselling author Anthony Horowitz's ingenious fourth literary whodunit following The Word is Murder, The Sentence is Death, and A Line to Kill, Horowitz becomes the prime suspect in a murder investigation--and only one man can prove his innocence: his newly estranged partner in solving crime, Detective Hawthorne. "I'm sorry but the answer's no." Reluctant author, Anthony Horowitz, has had enough. He tells ex-detective Daniel Hawthorne...