Jérémie, Max and Olivier have decided to enjoy their day off by going camping. It’s not the best moment because there’s a problem at the Domaine du Lac: Thomas has disappeared! Everyone is worried and looking for him. While camping, tensions run high and Jérémie, Olivier and Max’s expedition takes a wrong turn for one of them.

Thomas shows signs of life. Jérémie encourages him to face his problems. Max and Olivier, for their part, are having a falling out. The camp trip didn’t turn out like Max hoped, and he blames Olivier. Camille falls under the charms of a boy … who might not be interested in her for the right reasons.

It’s a big day for Olivier. He is going to see his dad, which he hasn’t seen in years. Anxious over this meeting, he asks Jérémie to tag along. She is trying hard to reassure him, but she quickly realizes that Olivier’s worries were, unfortunately, well founded…