At the very end of the ninth century, Vikings and Bretons, a Celtic people from Western France, faced each other on each side of the Visnonia, the river in south-east Brittany.
Two peoples, two armies, two soldiers, two men, ready to fight each other in a fury of metal and fire. One is Breton and takes part in the fortification of a ford; The other is Viking and is scouting to clear the way for the Viking army to settle in Brittany.
But for what? For greater wealth? To hold more land? Loyalty to a leader? Or because there is no other choice?
While the weapons are being sharpened and strategies developed, while the fears grow, the spirit of a mysterious little girl flies over the battlefield and creeps into the belligerents’ souls, trying to shape another fate from that sought by the warriors..