Two young lovers, Tao and Valeria, decide to go and enjoy a beautiful holiday in privacy, away from the daily routine and their parents. After a journey full of adventures, aboard a sidecar, they find themselves in a campsite populated by Germans.
When the Paris airport management is informed by telephone that there is a time bomb on board a Canadian Atlantic Airways plane to Montréal, they initially believe it is a bad joke. But the caller answers again. Inspector Bignon gets involved...