Isla and Jack Claremont think they are typical 13 and 12-year-olds. They bicker like sisters and brothers, hang out in their bedrooms with their friends, and consider their parents are embarrassing. So, what happens when a visitor from out of this world mysteriously appears, disrupting their ordinary lives? Well, magic, of course!Little do Isla and Jack know there is more to their family than meets the eye.Potion masters, headless horsemen and ghosts come to life to reveal the story of a family curse dating back to Medieval England. What caused the curse? And, what is the secret to breaking it? There is only one way to find out. And that is, to read on -very- carefully.