Jules Houplain

Nathan, 16, lives alone with his father Stéphane. A newcomer in high school, he is invited to a party and falls in love with Louis, a boy in his class. They find themselves out of sight and kiss each other, but someone takes a picture of them. Soon, the photo is published on Facebook and a storm overtakes their lives as they face bullying and rejection. (imdb)

Claire, a 50-year-old divorced teacher, creates a fake Facebook profile of a 24-year-old woman. She finds a photo of a pretty young brunette and uses it. She has created an entirely fictional character, but why?

On the day after Christmas 1999, with a vicious storm pummeling Europe, 11-year-old Charlotte Meyer vanishes without a trace in the heart of the Landes region. Police captain Pierre Castaing is tapped to head the investigation. Deeply shaken by his failure to find the little girl, Castaing becomes ostracized from the community as his own family falls apart (imdb)

Four teenage friends, on the French-Swiss border, whose lives are turned upside down by an experiment of the LHC, the world's biggest particle collider.