On the night of her twenty-first birthday, Seraphina Ashford discovers a terrifying truth—she is the long-lost fated mate of the most feared immortal in existence, the Vampire King.For centuries, King Lucien Draven has ruled the vampire empire with unmatched power and ruthless cruelty. Every kingdom fears him. Every enemy bows before him. Yet the one thing he has never found is the woman destined to complete his immortal soul.When fate finally brings Seraphina into his arms, Lucien claims her before the entire vampire court, declaring she belongs to him alone.But becoming the Vampire King's mate comes with a deadly price.Ancient enemies awaken. A prophecy foretells the fall of the vampire throne. Betrayal lurks within the royal palace, and Seraphina soon learns that the blood flowing through her veins hides a secret capable of destroying both humans and vampires.As war spreads across the supernatural world, Lucien must choose between protecting his kingdom and saving the only woman he has ever loved.Bound by destiny, hunted by fate, and surrounded by enemies, their love will either unite two worlds... or drown them both in blood.When the Vampire King claims his mate, there is no escape.