This book is part of a book series called Potion Diaries .

This book has been graded for interest at 12-17 years.

There are 432 pages in this book. This book was published 2017 by Simon & Schuster Books for Young Readers .

Amy Alward is a Canadian author living in London who fits writing in around her work as editorial director for one of the UK's leading children's publishers. The Oathbreaker's Shadow and The Shadow's Curse are her first two books, published under her maiden name, Amy McCulloch. She lives life in a continual search for adventure, coffee, and really great books. Visit her at AmyAlward. co. uk or on Twitter @Amy_Alward.