THE BESTSELLING PHENOMENON 'Eerily macabre... Wonderful' Guardian 'A nerve-fraying thriller' New York Times 'Every bit as horribly fascinating as In Cold Blood' Daily Mail Libby Day was seven when her family was murdered: she survived by hiding in a closet - and famously testified that her older brother Ben was the killer. Twenty-five years later the Kill Club - a secret society obsessed with notorious crimes - gets in touch with Libby to try to discover proof that may free Ben. Almost broke, Libby agrees to go back to her hometown to investigate - for a fee. But when Libby's search uncovers an unimaginable truth, she finds herself right back where she started: on the run from a killer. THE ORIGINAL #1 BESTSELLER, BY THE AUTHOR OF GONE GIRL 'I would rather read her than just about any other crime writer' Kate Atkinson 'Gillian Flynn is the real deal: a sharp, acerbic and compelling storyteller' Stephen King 'An extraordinarily good writer' Observer