After Mason crosses over into the realm of the Norse gods, Fenn descends into the underworld and races against fate to find Mason and bring her home before she can be transformed into a. Valkyrie, which would set the end of the world in motion.
| ISBN: | 9780062063106 |
| Publication date: | 27th August 2013 |
| Author: | Lesley Livingston |
| Publisher: | HarperTeen, an imprint of HarperCollins Publishers |
| Format: | Hardback |
| Pagination: | 322 pages |
| Genres: |
Science Fiction |