30 As soon as I headed back outside after my ‘chat’ with Nathan, Josh called, “Come and play, Jem,” from where he raced around with the others, scrapping over a rugby ball. I waved my mobile at him. “Need to make a call.” Crossing to the other side of the garden, where I hoped they wouldn’t overhear my conversation, I rang my sister. “Jess, can you do me a favour?” I asked when she answered. “What is it?” Jess’s rule number one: if someone asks for a favour, always ask what it is before you agree. “I need you to look into something for me.” “What’s that, then?” Jess’s rule number two: get more information before a commitment is made. “I want you to look into your witchy books and see if you can find any records of spells used to bind people in death, or afterlife.” “You’re taking h

