THE SUNDAY TIMES DOUBLE BESTSELLER Part whodunnit part coming of age this is a gripping debut about the secrets behind every door' RACHEL JOYCE A very special book' NATHAN FILERAn utter delight' SARAH WINMANA delight' PAULA HAWKINSA treasure chest of a novel' JULIE COHENOne of the standout novels of the year' HANNAH BECKERMANI didn't want the book to end' CARYS BRAYAn excellent debut' JAMES HANNAHGrace & Tilly are my new heroes' KATE HAMERA wonderful debut' JILL MANSELLA modern classic in the making' SARAH HILARYA stunning debut' KATIE FFORDEPhenomenal' MIRANDA DICKINSON England 1976 Mrs Creasy is missing & The Avenue is alive with whispers As the summer shimmers endlessly on ten-year-olds Grace & Tilly decide to take matters into their own hands & as the cul-de-sac starts giving up its secrets the amateur detectives will find much more than they imagined