Two friends, Commissioner Servolle and real estate developer Faguet, see their friendship tested by the investigation carried out following the murder of Faguet's wife.

A construction worker on a construction site in the Paris suburbs, Mehdi takes the bus to return home after work. Wishing to get off while the vehicle is stationary in a traffic jam, the driver refuses: while restarting, the bus hits the car in front of it. The bus driver attacks Mehdi whom he holds responsible for the incident, claiming that it is forbidden to “talk to the stagehand”. Mehdi is implicated in court and his lawyer tries to draw attention to the living conditions of immigrant workers.

Julienne Lebas is a financial assistant at a real estate developer but she has published a novel and hopes to become an actress someday.

Pauline intends to end her days and meticulously prepares her suicide, but she meets Peppo, an Italian immigrant, who will change her mind.

Complications abound in this French film, which tells the story of a filmmaker who is attempting to put his real life into a movie; his interactions with the people in the movie he is filming create reverberations in his "real" life, although the past remains unchanged. Among the complications is his growing regard for the woman who plays his cinematic wife. She may wind up replacing his actual wife in real life. One of the highlights of this film is the insight it gives into the actual mechanics of filmmaking.