The Vampire Diaries: The Salvation: Unspoken (Book 12) - L.J. Smith

An epic battle is about to unfold - one that will determine not only Elena’s fate but the future of the entire world. The stakes have never been higher for the young vampire.

After Stefan, her true love, is staked through the heart, Elena’s life is thrown into turmoil. A scientist has unleashed a new race of genetically engineered vampires, threatening to destroy all natural vampires and take control of the paranormal world.

With Damon now in the crosshairs, Elena must race against time to discover the weakness of these dangerous creatures. Every moment counts as she fights to protect those she loves and prevent a supernatural catastrophe.