The Elfstones Of Shannara

Ancient Evil threatens the Elves: The ancient tree created by long-lost Elven magic, is dying. When Wil Ohmsford is summoned to guard the Amberle on a perilous quest to gather a new seed for a new tree, he is faced with the Reaper, the most fearsome of all Demons. And Wil is without power to control them....
Ancient Evil threatens the Elves. Allanon, legendary guardian of Earth, summons Wil Ohmsford to guard the Elven girl Amberle on a perilous quest as she carries a seed from the Ellcrys to the mysterious Bloodfire. Behind them is the Reaper, the most fearsome of all Demons. Wil has only the Elfstones of Shannara--and he has lost control of them.