` Part whodunnit, part coming of age, this is a gripping debut about the secrets behind every door` RACHEL JOYCE `A very special book` NATHAN FILER ` An utter delight` SARAH WINMAN `A delight` PAULA HAWKINS `A treasure chest of a novel` JULIE COHEN ` One of the standout novels of the year` HANNAH BECKERMAN `I didn`t want the book to end` CARYS BRAY ` An excellent debut` JAMES HANNAH ` Grace & Tilly are my new heroes` KATE HAMER `A wonderful debut` JILL MANSELL `A modern classic in the making` SARAH HILARY `A stunning debut` KATIE FFORDE ` Phenomenal` MIRANDA DICKINSON Engl&, 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...