Book #23 in the epic bestselling Underworld Series from New York Times bestselling author, HP Mallory Sinjin and Bryn have been reunited with Jolie in the Abyss. But, the reunion is short-lived when they find themselves fighting for their lives... Meanwhile, Emma and Stone are enjoying their own little vacation in Sinjin's mountain retreat, away from the dangers the real world poses. But, when Stone finally comes clean with Emma regarding who and what he is, Emma realizes there's only one person who can help them... her father. After failing to convert Duine to his way of thinking, Laucian takes matters into his own hands when he seeks the magical knowledge of Nyx, only to learn she's become the prisoner of Duine