Bloodwitch by Susan Dennard
The brilliantly imagined coming-of-age fantasy series Witchlands continues with Bloodwitch. War is sweeping the witchlands and tainted magic is destroying both friends and enemies. While the Bloodwitch Aeduan is keeping one crucial secret . . .
Here, loyalties will be tested as never before . . . The Bloodwitch Aeduan and Iseult the Threadwitch race for safety, desperate to evade the Raider King. His attempts to subdue the Witchlands are gaining momentum, as his forces sow terror in the mountains, slaughtering innocents. Despite differing goals, Aeduan and Iseult have grown to trust one another in the fight to survive. Yet trust is a tenuous bond . . .
When Merik sacrifices himself to save his friends, hes captured by the Fury. However, Merik isnt one to give up easily, and hell do whatever it takes to protect those he loves. Then, in Marstok, Safi the Truthwitch is helping their empress uncover a rebellion. But those implicated are killed and Safi becomes desperate for freedom.
Perhaps if Safi and Iseult were united, their powers could bring peace. However, chaos is not easily tamed and war has come once more to the Witchlands. Fates knife will come for them all, and the Bloodwitch Aeduan can no longer hide from his past.
Bloodwitch is the third book in the Witchlands series, continue the adventure with Witchshadow.
'Susan Dennard has worldbuilding after my own heart. Its so good its intimidating' Victoria Aveyard, author of the Red Queen series