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? Jennifer A. Nielsen, author of The False Prince, brings her talent for intrigue and suspense to the Infinity Ring series!