'A gripping read for those still pining for GONE GIRL' Elle's top five beach readsThe photo shows a boy who was murdered a year ago.The caption says, 'I KNOW WHO KILLED HIM'.Detective Stephen Moran hasn't seen Holly Mackey since she was a nine-year-old witness to the events of Faithful Place. Now she's sixteen and she's shown up outside his squad room, with a photograph and a story.Even in her exc...