In modern-day Paris, the destinies of ten friends, enemies and lovers intersect and intertwine... Gérard is a rich real estate dealer, whose life has lost all meaning. His neglected wife Odile resists the charm of Pierre, but for how much longer? Their son Christophe lends his apartment to a writer Paul who uses it to conduct an illicit sexual liaison. His girlfriend Sandra begins to suspect Paul is cheating on her just as she finds out she's pregnant with his baby...