The Violet Keystone (The Seventh Tower, Book 6) by Garth Nix
Garth Nix
The Seventh Tower (6)
Prodigies
Apollos Thorne
Heaven's Laws (1)
Good News from the Vatican
Robert Silverberg
Defilers
Brian Lumley
E-Branch (2)
Imminent Threat
Felisha Antonette
The Separation Trilogy (1)