The story of fifteenth century Czech icon and warlord, Jan Zizka, who defeated armies of the Teutonic Order and the Holy Roman Empire.

The Viking children Røskva and Tjalfe embark on an adventurous journey from Midgard to Valhalla with the gods Thor and Loki. Life in Valhalla, however, turns out to be threatened by the dreaded Fenrir wolf and the god's barbaric archenemies, the Jotnar. Side by side with the gods the two children must fight to save Valhalla from the end of the world - Ragnarok.

Markus returns home to care for his daughter when his wife dies in a tragic train accident. However, when a survivor of the wreck surfaces and claims foul play, Markus suspects his wife was murdered and embarks on a mission to find those responsible.