A sprawling drama centered on five key days in a family's life.

Paris, France. Fred and his colleagues, members of the BPM, the Police Child Protection Unit, dedicated to pursuing all sorts of offenses committed against the weakest, must endure the scrutiny of Melissa, a photographer commissioned to graphically document the daily routine of the team.

At thirteen-years-old, with an unusually high IQ and a knack for observing things about other people, Lou Bertignac is not only the youngest in her class at school; she is also the most unusual. Painfully shy, she has few friends, save for Lucas, whose company helps her get through each day. At home, Lou's life is also difficult: Her mother hasn't left the house in years and her father spends his days crying in the bathroom. Lou's world is dark and sad... That is, until she meets No.

Two police detectives investigate the murder of a high-end male prostitute, and his relationship with his girlfriend.

When he finds out that his wife is cheating, Antoine walks out on his family. His one regret is that he can only see his children every other Sunday.