The White Castle of Doru is under attack by the greatest army Princess Fiera's ever seen. Lord Darkwater is poised to crush her tiny kingdom unless the king gives her up to become his wife. Well, fffungus! She's having none of that! The race is on for Fiera to outwit Lord Darkwater's Dragonfly Riders, Bat Brigades, and even a giant, faerie - eating Spider to save herself and, before it's too late, her whole world.