In order to wipe out the Gaulish village by any means necessary, Caesar plans to absorb the villagers into Roman culture by having an estate built next to the village to start a new Roman colony.

Asterix and Obelix have been given a tough mission: Transform the chief’s lazy nephew Justforkix into a warrior. When the Vikings abduct him and bring him back to their homeland, Asterix and Obelix must travel to Norway to rescue Justforkix.