In the shadowed streets of New Orleans, angelic judge Seraphina is sent to execute Lucian, the feared heir of a demon dynasty. But when she discovers he has been secretly protecting the abandoned half-bloods Heaven wants erased, her faith begins to collapse. Once enemies, Seraphina and Lucian are drawn into a forbidden love as they uncover a conspiracy between Heaven and Hell. Together, they must stop the abyss from rising before their love destroys them—or saves the world.
