The story revolves around the children of the Deep Wood Camp and their efforts to rescue a feral child locked away at the Millbrook Estate. The second half of the story sees them on the run and heading for London with the rescued boy. The story is told by the main character, Danny Willis, and has plenty of twists and turns, from digging up graves to the rescued boy's ability to control animals. Other members of the Deep Wood Camp include Ant, Finn and Danny's brother Nick.
