Britain had often helped Gaul fight the Romans. Now that the Gauls had been conquered, Julius Caeser decides to invade the British Isles next. The Britons were led by their chief Cassivellaunos. In spite of their gallantry, the Britons' strange customs proved to be a drawback in battle, as every day at five o'clock they stopped to drink hot water.
What's more, they stopped fighting entirely for two days out of seven! Accordingly, Julius Caesar, a cunning strategist, ordered his troops to attack only at five o'clock on weekdays, and all day at the weekend. So Cassivellaunos soon had to surrender. All Britain was occupied... All?
No... one village still holds out against the invaders, one small village in Cantium. But for how long? Fortunately, one cousin from Gaul by the name of Asterix might be wiling to help!
And if he were to bring along a barrel full of strengthening magic potion for the rest of the British army.....