Unknown to her, she was born between two worlds. Half-human, half-wolf, Aurelia Hayes grew up a human girl, living her life like every girl her age, unaware of her powerful lineage and the wolf that slumbered within her. When a mysterious handsome stranger calls her “MATE” deep in the woods, everything changes. The stranger —Kael Thorne, Alpha of the Nightfall pack that exiled her mother— is drawn to her in ways neither can resist. Patient, controlled, and secretly learning how to love a human, he hides their growing bond from the pack. But danger is imminent. The Beta, an enemy disguised as a loyal friend, one who trained and grew with the Alpha, plots the downfall of Alpha Kael, sees the his relationship with Aurelia as an opportunity to bring him down and grabs it with his two hands. The elders discover her identity, and the reincarnation of the Golden Wolf, Aurelia must rise as Luna in the middle of a war with a rival pack, before betrayal, war, and destiny tear everything apart.