Now that Soren has been reunited with his sister, Eglantine, he must face his next challenge: making sense of the mysterious disappearance of his mentor, Ezylryb. When Soren discovers Ezylryb is in danger, he and his friends Gylfie, Twilight, and Digger devise a plan to save their teacher. In this process, Soren fights a ferocious foe who wears a terrifying metal beak, sharpened for battle. It's not until the confrontation is over that Soren discovers the true - and shocking - identity of his opponent.