The Woman in Cabin 10 author Ruth Ware channels her inner Enid Blyton here for an edgy psychological thriller with its roots in a boarding school. 17 years ago, Isa, Fatima, Thea and Kate formed a tight-knit group at Salten School, scoring points off their fellow pupils and the unsuspecting staff by playing The Lying Game – coming up with plausible lies and clocking up points if the victim fell for it. Now a lie they have lived with for years has come back to haunt them. But really happened then? You’ll need all your wits about you to uncover the truth…