Season 9 aired between 28 Aug 2021 and 04 Feb 2023, 11 episodes.
Episodes
E01
Murders in Berry
28 Aug 2021
E02
Murders in Mulhouse
02 Oct 2021
E03
Murders in Marie-Galante
06 Nov 2021
E04
Murders in the Three Valleys
20 Nov 2021
E05
Murders at Mont-Saint-Michel
15 Jan 2022
E06
Murders on the Frioul Islands
12 Mar 2022
E07
Murders in Porquerolles
07 May 2022
E08
Murders in Figeac
18 Jun 2022
E09
Murder in Amiens
03 Sep 2022
E10
Murders in Nancy
15 Oct 2022
E11
Murders in Champagne
04 Feb 2023