During a performance at the Château de Blois, an industrialist is murdered as he plays the role of Henri III. Arthur, the young actor playing the Duke of Guise, becomes prime suspect. Police Captain Alice Deschamps heads the investigation with her ex and Arthur's father, Detective Inspector Denis Frécant.

I can tell you about my father's voyage on his boat, because I was with him all the time. It was a rather strange voyage, with no ocean or sea crossing, not even a lock to pass through... The boat stayed at home and so did my father. But that does not mean there was no adventure...

Tom, 20 and his friend Max, have opposing views on how to best approach a girl. At the gym, they come across Lucie. And so the match begins…