A Belgian criminal, wanted all over Europe for his crimes, is in the custody of the Police Department of Marseille to be watched for a few hours before transfer to a prison in Congo. Unfortunately Émilien (Frédéric Diefenthal) is tricked by the villain and convinced to let the prisoner go. After these events he's fired but luckily for him his friend Daniel (Samy Naceri) helps him one more time telling him the location where the criminal is located, having been the taxi driver who drove him after he left the police station, not knowing he was a criminal. After this Émilien gets his old job back by telling the commissioner where to retrieve the criminal. He's then captured and taken to jail.