In a world where magic reigns and monsters roam, Concepts—immortal beings born from humanity’s darkest ideas—are feared. Nyx, a revered executioner, hides a deadly secret: she bears the star-mark of a Concept. When a mission goes awry, her secret teeters on the verge of exposure. Haunted by the very system she upholds, Nyx must confront what it truly means to be human