“The last vampire shall fall, and the thirteenth demon will rise to rule the world.” Finally drawn to a fateful encounter at Karakh, Abby Hart must face her destiny. She has long known that an ancient prophecy predicts her death, but she also knows that someone has to stop the demons as they work to bring forth the child that will secure their future. When she arrives at Karakh, however, Abby quickly finds herself drawn into a nightmare that has been planned since the dawn of time itself. Meanwhile, her brother is confronted by a vision from his own past, forcing him to make a terrible choice, while Emilia struggles with the knowledge that she's the last of her kind. As the demons' plan comes together, it appears nothing can hold them back. The 13th Demon is the third book in the Demon's Grail trilogy.