Police inspector Emilien and his taxi-driver pal Daniel are back, this time on the tail of a group of Japanese yakuza.

Lucrèce, the best killer in the business, accepts a final job: eliminate an opera singer who threatens the interests of a corporation. She's hired as a contralto for a festival her target is singing in, but things don't happen as ...

Daniel, the driver of a very special taxi in Marseille, gets a famous soccer player to the stadium in time and later helps his clumsy police friend Émilien catch the dangerous Belgian after he escaped on Émilien's guard.