'He had only navigated one hundred metres from his hiding place when suddenly out of nowhere he heard a terrifying sound. The sound made the hair on the back of his neck stand up. It was a deep guttural growl that sent a chill up his spine and stopped him cold in his tracks. In the moonlight, he made out the silhouette of a massive male lion dead ahead of him. It was no more than sixty meters on his chosen path, and it was looking straight at him.'
Having broken up for the school holidays, Leo, Esther and Rex Walker are travelling on a luxury train headed for Victoria Falls where they plan to meet up with their parents. They have no idea that they are being shadowed by a syndicate of merciless rhino poachers, who are after sensitive information on their father's iPad which Rex has in his care.