An association takes in young LGBT people made homeless by their families. Behind the apparent comedy, the excesses, the desire to assert themselves, lie shattered lives. They all have this furious desire to exist, to find their place in society. Here, they have six months to find a job, a place to live and accept themselves as they are. It's a race against time, during which Noëlle, who runs the association, and Alex, who helps her in her mission, are also forced to face up to their own failings and question their motivation for helping others.

A miniature AI hologram, Maiko, is programmed to be utterly devoted to her teenage owner. But when he gets a real girlfriend, her passions may prove to be too large for her container.

The story revolves around the people of Sète, France. Their lives are punctuated by family rivalries, romance and scenes from daily life, but also by plots involving police investigations, secrets and betrayals.

Jérémie, Aelita, Yumi, Ulrich, Odd and William return to their daily lives as students of Kadic College. But XANA, the multi-agent program that had become their mortal enemy and that they had managed to destroy in their previous adventures, reappears. The Lyoko Warriors reactivate the supercomputer in order to return to Lyoko, discover the reasons for this reappearance and put an end to it before the Earth is threatened again.