A cabdriver and a cop race to Paris to rescue a love interest and the Japanese minister of defense from kidnappers.

Two best friends, Johanna and Jeanne, live in the small town of Decazeville, a mining town in France and sing in the music group "The Sirens". Suddenly their paths in music and in life drastically change...

The Cordier fight in family against the crime: the father is police captain, the son, investigating judge and the girl, a journalist.