Book Two of the Dragon Birthmark Series, Threats of Tartarus, continues our journey with The Adrastai warriors. Evil never sleeps. It is always lurking in the depths of darkness, waiting to rise up, and destroy all that is Good in the world. Now twelve-year-old Giovani, the newest dragon rider for The Order, must honor his oath to uphold and defend the virtues of the Adrastai Warriors: Strength, Wisdom, Courage..., and to protect the Light, as in...