Seeking refuge from a traumatic past in Afghanistan, former soldier Lauren Cortez moves to the quiet, wooded landscape of Maine to escape her triggers. But the peace she seeks is shattered when she meets a mysterious Frenchman who reveals the terrifying truth behind her worsening PTSD. She is transforming into a living vampire. Drawn into a hidden society that has existed since the Ice Age, Lauren discovers her own blood is the most potent in existence, making her the ultimate prize in an immortal civil war.