'Brilliant . . . A deeply unsettling, excellent read' - Daisy Johnson, author of Everything Under 'A potent contemporary fable . . . riveting' - Guardian 'Genuinely thrilling . . . one long beautiful scream' - Evie Wyld Lucy lives with her husband Jake and their two boys. Her life is devoted to her children, her days mapped out by their finely tuned routine. Until a man calls one afternoon with a shattering message: his wife has been having an affair with Lucy's husband. He thought she should know. Lucy is distraught. She decides to stay with Jake, if only for the children's sake,...