The Twist of a KnifeBy global bestselling Anthony Horowitz, a brilliantly entertaining new locked room mystery with a key that only Hawthorne can find. 'Our deal is over.' This is what reluctant author Anthony Horowitz tells ex detective Daniel Hawthorne in an awkward encounter. The truth is that Anthony has other things on his mind. His new play 'Mindgame' is about to open at London's Vaudeville theatre, and on opening night, Sunday Times critic Harriet Throsby gives