Can a loving relationship of eight years go down the drain because of a single moment of carelessness? Virginie and Laurent have always treasured fidelity, but Laurent's opinions and appetites are starting to shift with the times.

Longtime friends Guarrigue and Sénanques own a successful law practice in Paris. The dreaded businessman Pervillard is one of their clients. One night, Sénanques, who is in an unhappy relationship, meets Sacha. For her sake, he causes a political scandal involving Pervillard and puts himself in danger.

After a feminist is found murdered in her own home, a police detective investigates the crime with the help of several determined women.