They are the light against the darkness.
The steel against the necromancy of the Druj.
And they use demons to hunt demons. Nazafareen lives for revenge. A girl of the isolated Four-Legs Clan, all she knows about the King's elite Water Dogs is that they leash wicked creatures called daevas to protect the empire from the Undead. But when scouts arrive to recruit young people with the gift, she leaps at the chance to join their ranks...