It all starts with the invasion of Brittany by the legions of Caesar... Very quickly, all Brittany is occupied... All? No! because a village still resists the invader. A small village in the Cantium... In the village, the situation is serious... But Jolitorax is the first cousin of Asterix! So he will begin the crossing of the handle to ask for help to Asterix... Asterix and Obelix accept with joy to help Jolitorax and return to Brittany with a barrel of magic potion...