In all of Roman territory, the village where Asterix and Obelix live is the only enclave that has not yet been dominated by the empire, thanks to the magic potion of the druid Panoramix. But Commander Detritus has a plan to change that.
Cleopatra, queen of Egypt, believes she can build a temple in record time and makes a bet with Julius Caesar. Her architect, however, needs the help of Asterix and Obelix to fight Romans who try to stop the construction.
The Roman Brutus plans to marry the princess of Greece, but the Gaul Lovesix wants to prevent this from happening at any cost. His strategy is to win the Olympics, with the help of Asterix and Obelix.
The only daughter of the Chinese emperor Han Xuandi escapes from a strict prince and seeks help from the Gauls and the two brave warriors Asterix and Obelix.