The Favour

13 year old Valery Huffins and 16 year old Taylor Huffins was haunted by their grandfather. There grandfather disappeared and nobody new where he went. Until Valery and Taylor's grandfather appeared in the emergency room in Valery and Taylor's home he tells them what had happened to him and were his body has gone. Now their grandfather gave Valery and Taylor a favour to find out who it was that had killed and took their grandfather. They get through forests and furious animals and rock climbing to find out who has been taking people and hurting or killing them.