Victor, Sofia, and Ada are three adolescents evolving in very different worlds: between a medical student unaware of the risks he poses to his faculty friend, a high school student torn by social determinism, and a schoolgirl from a deserted rural area and victim of child crime on the internet, the series paints the portraits of three young adults confronted with the problem of cyberharassment.

Paul Barral, mayor of a small mountain town at the foot of Mont-Blanc, is fighting to maintain business and protect the school from an announced closure. Not without determination, the Mayor may have found the solution.

Nancy, East of France. Summertime. Seeking to escape her troublesome family environment, Sophie, 15, jumps at the chance to get the spare keys to her wealthy friend Jade's house. While enjoying the spacious home she thought deserted for summer, she bumps into her friend's older brother Stéphane, who, as fate would have it, was also planning on staying. But instead of chasing her out, Stéphane will choose to leave the door open as an invitation to a summer Sophie never expected.

Camille a 16 years old pregnant girl was placed in a maternal center by the Judge. She became friends with Alison, an immature young mother, and fought against the authority of Nadine, an educator as passionate as she was disillusioned.

Alain, a former mountain guide, decides to change his life and become a teacher. He finds himself faced with colorful ninth graders who are not interested in anything. Seeking to motivate them and bring them together, Alain decides to organize an outing... in the bowels of a glacier. The students discover a breathtakingly beautiful world of ice. The idea that this glacier could disappear is unbearable for them. Trained by Alain, the students throw themselves body and soul into a crazy project: to prevent the glacier from melting and nothing can stop them!

Advised by an administration full of good intentions, Latefa and her two children Walid and Ptissam Frenchize their first names at the same time as they acquire French nationality. They face this unique ordeal with humor and lightness, just before the start of the school year.

A violinist looks to inspire his students at a challenging music school.