Summer 1998. Palavas-les-Flots. While the World Cup is in full swing, Sandrine Laplace, a bumbling contract worker who thinks she's a CIA agent, decides to investigate a mysterious accident that happened on the ghost train at the local fair. Incompetent but reckless, Sandrine infiltrates a brutal world - made up of clan wars, cotton candy and bumper cars - and will have to form an alliance with Carmen and Yvane, two showmen who are completely opposite. What if there was a murderer in the carnival?

When the closing of a local factory impacts a small French town, a desperate unionist and a bodybuilder resort to a dangerous scheme to make ends meet.

Mehdi, a qualified robber, and Liana, an apprentice thief, get involved in a turf war between drug dealers, and have to collaborate in order to save their loved ones.

Astrid Nielsen works in the library of the judicial police. She has Asperger's syndrome. With an incredible memory, she excels at analyzing files of ongoing investigations. The district commander decides to use it to the fullest, entrusting her with very complex investigations which have remained unsolved to date.