With the rainbow bridge closed, Freya and the Valkyries must find another way to try to stop the war that threatens not just Asgard, but the human world, as well.
- ISBN10 1481447432
- ISBN13 9781481447430
- Publish Date 9 January 2018 (first published 10 March 2016)
- Publish Status Active
- Publish Country US
- Imprint Simon & Schuster
- Format Hardcover
- Pages 384
- Language English