Crowhurst newlywed Tofi and his farmer friend Leofric are torn from their Sussex homes by the English warrior Ordgar and summoned to defend the English coast from invasion. But while the army of King Harold waits in the south, fierce Vikings set sail from the fjords of the north.

Tofi, Leofric and Ordgar are reinforced by the Viking warrior Snorri as they race south to save Crowhurst and defend England from the Norman invasion.