As the boundaries between worlds begin to dissolve, Lyra and her daemon help Will Parry in his search for his father and for a powerful, magical knife.
As the weather grows wilder and the ice caps melt, Arctic bears starve, dragons awake, the earth goddess Gaia becomes restless, and Alexa, the daughter of best-selling author David Rain, uses her special abilities in an attempt to save the world from the forces of evil.