When the Vikings kidnap Justforkix, the timid but very trendy son of one of Chie
f Vitalstatistix' closest and most powerful friends, believing he has the key to
the secret of the magic potion, Asterix and Obelix are sent on one of their mos
t dangerous missions. For they must voyage north to the Vikings' home territory
and rescue Justforkix, before the Vikings find out he is not who they think he i
s, and make him pay the price. Meanwhile, the fact that the Vikings' chief's dau
ghter, Abba, has fallen for Justforkix only makes matters more complicated...