Nuair a bhristear corran òir an Draoidh Oghamaix na dhà phìos, tha dragh air a h-uile duine nach tèid aige air am brot draoidheil a dhèanamh a chumas am baile Gallach sàbhailte. Feumaidh e corran òir ceart gus luibhean a’ bhrota sheunta seo a bhuain, agus ’s e Bragairtarraix ann an Lutetia thall an t-aona neach a tha a' dèanamh nan corran òir as t-fhiach. Togaidh Asterix agus Obelix orra gus an gobha-corrain a lorg... ach chan eil sgeul air. Ga shiubhal gach uile àite, tachraidh na Gallaich ghaisgeil ri gràisg de chuiltearan chorran Lutetiach... buidheann air nach ruig laghan na Ròimhe air sgàth caraid cliùiteach sa chùirt...

Druid Oghamaix’s golden sickle is essential for picking the herbs that make the magic potion magic. So when the druid’s sickle snaps in two, he can’t brew the potion that keeps the village is safe. Oghamaix simply must have a new golden sickle made by sicklesmith Bragairtarraix in far away Lutetia. Asterix and Obelix pack their bags and head to the city to buy a sickle – but the sicklesmith has vanished. The gallant Gauls go searching for him and come across a gang of sickle smugglers in the Lutetian underworld – a gang with a very influential friend who keeps them from being brought to justice…