Third of the thrilling fantasy adventure series, THE SEVENTH TOWER, from international bestselling author, Garth Nix.

The dream world Aenir is not a safe place. One wrong step can lead to danger, entrapment... or death.

Tal and Milla continue on their quest together, travelling to the magical land. There they must find the Codex, a mysterious book that details the entire history of their Dark World and will ultimately decide their fate. It is an almost impossible task. In addition to the spells and curses that permeate Aenir, there are evil powers that do not want Tal and Milla to succeed and they will stop at nothing to see that they do not...

This is volume 3 in The Seventh Tower .

There are 272 pages in this book. This book was published 2009 by HarperCollins Publishers .

The two Australian authors, Anna Fienberg and Garth Nix, live in Sydney. Anna is known for her popular stories for all age groups. Garth is known for his teenage fantasy novels.