To rescue her homeland from tyranny, Neryn must seek out the powerful Guardians to complete her training as a Caller.
- ISBN: 9780375869556
- Author: Marillier, Juliet
- Published: 2013, Knopf Books for Young Readers
- Themes: Adventures, insurgency, Magic, Orphans, Witches
- Descriptors: Fantasy, New Zealand, Oceania, Young Adult (ages 14-18)
- No. of pages: 416