Child of light

"From the brilliant mind behind the Shannara saga comes an electrifying new fantasy series about a human girl struggling to find her place in a magical world she's never known. At nineteen, Auris Afton Grieg has led an ... unusual life. Since the age of fifteen, she has been trapped in a sinister prison. Why? She does not know. She has no memories of her past beyond the vaguest of impressions. All she knows is that she is about to age out of the children's...