The Arctic Incident: Artemis Fowl, Book 2

Someone has been supplying Class A illegal human power sources to the goblins. Captain Holly Short of the LEPrecon Unit is sure that the person responsible is her arch enemy, 13-year-old Artemis Fowl. But is he? Artemis has his own problems to deal with. His father is being held to ransom and only a miracle will save him. Maybe this time a brilliant plan just won't be enough. Maybe this time, Artemis needs help.