Behind Enemy Lines
Behind Enemy Lines
Author:Jennifer A. Nielsen
PublisherScholastic Inc.
Publication Date:November 26, 2013
Preceded By:Cave of Wonders
Followed By:The Iron Empire

Behind Enemy Lines is the sixth book in the Infinity Ring series, which was written by Jennifer A. Nielsen. It was released on November 26th, 2013.


World War II is raging across Europe, and the Axis and Allied powers are in a stalemate. Dak, Sera, and Riq can tip the scales in the Allies’ favor . . . if they can pull off the most daring spy mission of all time. But even if they succeed, are they playing into the SQ's hands?

The book comes packaged with a full-color, two-sided, collectible Hystorian's Guide, a player's strategy guide to the online adventure.

Follow the map, study the Guide, and save history!

Book SummaryEdit

Known SQ AgentsEdit

  • Tilda a.k.a. The Lady in Red
  • Anton 
  • Cleo 

Known Hystorian AgentEdit

The Known Hystorian of this time period is Cadet Ducan Shaw.

Hystorian GuideEdit

The Hystorian Guide for Behind the Lines is called Hidden Treasure. 

  • Author Of Behind the Lines