Helfyre

After her mother's death, Aheia flees her light-filled home realm of Keloseros, sacrificing her immortality and powers to escape an abusive family. Seeking refuge in Aljira, a realm of death and darkness, she bargains her soul for seven days under the protection of Arioch, ruler of the Nephilim. An all-consuming and volatile bond forms between them, threatening the balance between their opposing realms.