Four women, all journalists for the French daily "Libération", decide to have, over the course of a week-end, an experience with a male prostitute.

Five years after their summer together in Barcelona, Xavier, William, Wendy, Martine and Isabelle reunite.

Tired of being bossed around, Jean-Jacques, a talented cook quits his job to start up his own restaurant. He does a business course run by Claude, a frustrated writer. Lacking the necessary capital to get started, Jean-Jacques realizes that his dream may come to nothing. He stresses out, can’t sleep, starts taking tranquilizers mixed with alcohol.

A secret society, somewhere in France, is responsible for the major unsolved murder mysteries throughout history (such as Henri IV, Lincoln, Kennedy, John-Paul I)...