Nightrise (The Gatekeepers: Book 3)
by Anthony Horowitz
Scholastic Mass Market Paperback ISBN/ITEM#: 9780439680073
Date: 01 April 2009 List Price $7.99 Amazon US / Amazon UK /
A gate has been opened. The Old Ones have been released. And now the third and fourth of The Five -- twins with a mysterious psychic bond -- are joining the fight.