In a small Gallic village, the inhabitants know exactly how to enjoy life, thanks to the famous magic potion of their druid, Getafix. However, when a mysterious and intriguing menhir appears out of nowhere, things begin to spiral out of control. Everything seems to be connected to the arrival of a strange traveler who apparently has supernatural traits and an obsession with building monuments. Asterix and Obelix, always ready to defend their home and traditions, decide to investigate the origin of this enigmatic menhir.
The situation complicates when the Romans, upon learning of the phenomenon, see an opportunity to besiege the Gallic village, convinced that the magic of the menhir could be the key to defeating the indomitable Gauls. With a master plan in motion, our heroes must join forces with their friends, and with the cunning of Asterix and the immense strength of Obelix, they embark on an adventure that tests their wit.
As they face Roman legionaries and the mysteries of the menhir, the comedic twists soon arrive. The values of friendship, bravery, and the pride of the Gauls shine in this animated caper, combining laughter, action, and that classic touch of Asterix's narrative, where each scene promises entertainment and excitement. In the end, it will be the ingenuity of our heroes that determines the fate of their beloved village.