Sylvie and Marie-Christine, two young girls abducted by force by pimps in order to make them participate in perverse shows, testify against their captors and are subsequently assassinated. Commissioner Beauclair and her teammates vigorously tackle the prostitution network in the Paris region. But the witnesses they meet are eliminated one after another ...

Marcus Burnett is a henpecked family man. Mike Lowrey is a footloose and fancy free ladies' man. Both Miami policemen, they have 72 hours to reclaim a consignment of drugs stolen from under their station's nose. To complicate matters, in order to get the assistance of the sole witness to a murder, they have to pretend to be each other.