'It's moving day! The chaos of moving to a new house and adapting to change can be daunting. But how can anyone focus on that when the new house has such a beautiful garden? And this is not just any garden. No. This garden has a secret - the mystery of the oak tree! Douha and her family say goodbye to their old house. Changing schools means having to make new friends. Though, Douha is so eager to uncover what is hidden, that she can hardly think of anything else! Is the oak tree trying to tell her something? It seems to be calling to her. Will Douha solve the mystery? You'll have to see for yourself.'
Source: Publisher's blurb.