As they leave school, African girl Mia and her mother are met by the police to be deported and sent back to their country, where their lives are in danger.

In a supermarket, ten-year-old Ismaël pulls a revolver on the sales manager, whom he seems to know well. Will he pull the trigger?

Against the advice of her colleagues, Lisa agrees to take young Enzo, a temperamental, quarrelsome, and self-destructive child who has been expelled from all the surrounding schools, into the Lumière School.

Nine-year-old Lucas's mother died on 9/11. One day, a young woman approaches the little boy and tells him that his mother is not dead.

In her father's eyes, ten-year-old Marilyn has a bright future ahead of her: singing, acting, dancing... Marilyn's whole life revolves around this crazy dream: to one day become a star.

Lou Riviére has gotten into the habit of chatting with her aunt Audrey online, secretly from her mother... until the day, a dangerous individual uses Audrey's identity to get closer to the little girl.