HISTORY UNDER ATTACK
Hundreds of ships carrying thousands of Viking warriors are attacking medieval Paris. The Parisians are fighting back, but they can only hold out for so long. And thatu2019s bad news - especially since Dak has been captured and forced to work with the invading army while Sera and Riq defend Paris from within. No matter which side wins, the kids will lose . . . unless Dak can find an ally among some of historyu2019s fiercest warriors.