Ivera heals Cassian, but he betrays her to the High Mother and burns her at the stake. Three years later, she is resurrected as Seraphina, a vessel for a cruel church ritual. Cassian, secretly trying to protect her, binds her to him. As Seraphina regains her memories, they must confront their painful past and fight the corrupt church. Ultimately, Cassian sacrifices his power to save her, leading to their peaceful reunion.