A prequel to the adventures of the famous Gaul centered on Dogmatix and adapted from episodes of the TV series.

We are in 52 BC. All Lutetia is occupied by the Romans... All Lutetia? No ! A small group of indomitable Lutetian animals led by Dogmatix continues to resist the invader. And life is not easy for General Labienus and the pack of dogs who are trying to Romanize Lutèce...The Irreducibles are having their circus: Our heroes, while trying to save a lion on the way to the Roman circus, find themselves kidnapped from their tour and trained as gladiators. They will have to be cunning... And accept a little help from Voldenuix to escape and save the lion! Dogmatix and the Roman Soup: Poulérotix and Pomdofine are forced to prepare a feast for Labienus. But a disaster in the kitchen puts them in serious danger and Idéfix will have to help them get through it thanks to his flair... And his talents as an improvised cook! Menhirs in the sky: The Romans steal all the Lutecian menhirs, including including that of the lair of the Irreducibles, to make beautiful, very Roman columns. Our heroes want to recover them but are they really up to moving a menhir?

Un préquel des aventures du célèbre Gaulois centré sur Idéfix et adapté des épisodes de la série TV.