Kingdom of Ash by Sarah J. Maas

Aelin Galathyniuss journey from slave to assassin to queen reaches its heartrending finale as war erupts across her world ... She has risked everything to save her people but at a tremendous cost. Locked in an iron coffin by the Queen of the Fae Aelin must draw upon her fiery will to endure the months of torture inflicted upon her. The knowledge that yielding to Maeve will doom those she loves keeps her from breaking but her resolve is unravelling with each passing day... With Aelin imprisone Paperback softback