Eleven-year-old twins Miles and Beckett Fowl enjoy adventure and mayhem while helping a troll escape nefarious forces that want his magic.-- One week after their eleventh birthday, the Fowl twins-- scientist Myles, and Beckett, the force of nature-- befriend a troll who has clawed his way through the earth's crust to the surface. Unfortunately the troll is being chased by a nefarious nobleman and an interrogating nun, who both need the magical creature...