Emma Bannon, Sorceress Prime in service to Queen Victrix, has a mission: to find the doctor who has created a powerful new weapon. Her friend, the mentath Archibald Clare, is only too happy to help. Unfortunately, their quarry is a fanatic, and his poisonous discovery is just as dangerous to Britannia as to Her enemies.
- ISBN10 0316183733
- ISBN13 9780316183734
- Publish Date 21 May 2013 (first published 1 January 2013)
- Publish Status Active
- Publish Country US
- Imprint Orbit
- Format Paperback (US Trade)
- Pages 320
- Language English