When brothers David and Ben begin exploring the ancient city of Petra with their archaeologist father, they soon understand why he spends so much time away from home. The boys want to spend all of their days with him, looking at ruins and delving into the history behind the Dead Sea scrolls, but their father has some serious work to do - and he must go alone. His work takes him to the secluded Nabatean caves which lead to further discoveries of this ancient civilisation. But their father is not the only one with an interest in the caves, or the treasures that lie within them. When their father does not return home on time, David and Ben sense that something must be wrong and set out on an expedition of their own . . . One Step Ahead is a compelling adventure story that will be enjoyed by children and young adults alike.