By the global bestselling author, Anthony Horowitz, the third novel in his acclaimed Hawthorne and Horowitz series. The Russian mafia, a strange religious order and not one but two murders - stand by for a hugely enjoyable, twisty turny read.'EASILY THE GREATEST OF OUR CRIME WRITERS' Sunday Times'A homage to the Golden Age of mystery - it is pure delight' New York Times'Witty, wry, clever, a fabulous detective story and perfect summer reading' Kate Mosse'Funny, intriguing, thrilling and thought-provoking: a marvellous mystery' Adam Hamdy'An absolutely wonderful writer' Richard Osman______________Private Investigator Daniel Hawthorne and the writer Anthony Horowitz have been invited to a literary festival on the island of Alderney to talk about their new book . . .Very soon they discover that dark forces are at work.Alderney is in turmoil over a planned power line that will cut through it, desecrating a war cemetery and turning neighbour against neighbour.And the visiting authors seem to be harbouring any number of unpleasant secrets.When the festival's wealthy sponsor is found brutally murdered, Alderney goes into lockdown and Hawthorne knows he doesn't have to look too far for suspects. There's no escape. The killer is still on the island.And there's about to be a second death . . .______________Readers can't get enough of Hawthorne and Horowitz ...***** 'I loved this smartly written whodunit, but it's the characters of Hawthorne and Horowitz that have completely won me over.'***** 'A Line to Kill was a very clever, suspenseful and compelling murder mystery that I thoroughly enjoyed '***** 'This is a worthy addition to this highly addictive series, and I can't wait to begin the next installment.'***** 'Engaging, fun banter between Horowitz and Hawthorne, double deception, locked room mystery, multiple suspects that all have a motive, and someone with murder in their eyes.'