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.
About the Author
Anthony Horowitz is the New York Times bestselling author of The Gatekeepers series, Raven's Gate, Evil Star, Nightrise, and Necropolis, as well as the Alex Rider series, which includes Stormbreaker, Point Blank, Skeleton Key, Eagle Strike, Scorpia, Arc Angel, and Snakehead. He lives in London.