*An Amazon Best Book of the Year*The final book in the gripping Sunday Times bestselling series. By way of a staggering deception, Karou has taken control of the chimaera rebellion and is intent on steering its course away from dead-end vengeance. The future rests on her, if there can even be a future for the chimaera in war-ravaged Eretz.Common enemy, common cause.When Jael's brutal seraph army trespasses into the human world, the unthinkable becomes essential, and Karou and Akiva must ally their enemy armies against the threat. It is a twisted version of their long-ago dream, and they begin to hope that it might forge a way forward for their people.And, perhaps, for themselves. Toward a new way of living, and maybe even love.But there are bigger threats than Jael in the offing. A vicious queen is hunting Akiva, and, in the skies of Eretz ... something is happening. Massive stains are spreading like bruises from horizon to horizon; the great winged stormhunters are gathering as if sum