Opal Koboi after reanimating fairy warriors from thousands of years in the past, plans to destroy all human life on Earth, unless Artemis Fowl teen genius, can stop her, and the Fowl Estate is ground zero for the battle.

Seemingly nothing in this world daunts the young criminal mastermind Artemis Fowl. In the fairy world, however, there is a small thing that has gotten under his skin on more than one occasion: Opal Koboi. In The Last Guardian, the evil pixie is wreaking havoc yet again. This time his arch rival has reanimated dead fairy warriors who were buried in the grounds of Fowl Manor. Their spirits have possessed Artemis's little brothers, making his siblings...