Anna is more than shy. She is nearly invisible. At seven, terrified of school, anna retreats within the walls of her family's enormous house, and builds a world of passageways and hidden rooms. As the years go by, people...Anna is more than shy. She is nearly invisible. At seven, terrified of school, anna retreats within the walls of her family's enormous house, and builds a world of passageways and hidden rooms. As the years go by, people forget she ever existed.