Waking The Witch (YA)

'I tried to keep you safe, but I see now that I can't. They won't stop until they have you...'
 
When Ivy's search for her mother draws her to a remote Welsh isle, she uncovers a dark secret about her past. An ancient and corrupt power is stalking Ivy, and her only chance of survival is to look deep within herself. For not every story in legend is true, and some evils are not what they seem...