When Julia was eight, she was thrilled to be a bridesmaid at her beautiful cousin's wedding. But after this, things began to go wrong, starting with an episode involving her cousin's baby, a pram and a secret trip round the block. A lifetime later, Julia is a child psychologist who every day deals with young girls said to be behaving badly. Julia has a special knack with these girls. She understands which really are troubled, and which are at the mercy of the way they are seen by the adults around them. But one day, Julia's own troubled past starts to creep into her present.