A look at the sexual and professional lives of three people — a television director, his ex-girlfriend, and a sex worker.

Lionel has a way with women. His sexual exploits make his friends jealous. One of them, Alain, challenges him to seduce a beautiful woman picked at random, fall in love with her and spend a night with her — but abstain from making love.

It’s December 1999, and 25-year-old Jonah has just graduated from film school. As the new millennium begins, Jonah marries his longtime sweetheart Lila. Over the course of six months, the couple meet a number of interesting people, including Irina, an exiled Russian actress, as well as spending their time with Jonah’s sister Cecile and his filmmaking mentor Anziano. The discussions Jonah has with these friends and strangers help him to gain some perspective on his life and the new millennium.

Writer Paul attempts to interview Rosemonde, a young woman who killed an alleged rapist in self-defense six years prior, for a true crime television program. When Rosemonde refuses to divulge details of the events, Paul encourages his actress girlfriend to befriend her, but the three are repeatedly sidetracked from their initial commission.

Part-time model Valentine unexpectedly befriends a retired judge after she runs over his dog. At first, the grumpy man shows no concern about the dog, and Valentine decides to keep it. But the two form a bond when she returns to his house and catches him listening to his neighbors’ phone calls.

In Lisbon, French author Paul meets various people from his past who uncover forgotten memories.