Season 4 of Astrid et Raphaëlle features eight episodes filmed in late 2022, focusing on personal challenges for the main characters alongside complex cases, including a half-brother for Astrid and a cliffhanger for Raphaëlle. Premiering on France 2 in May 2023, the season introduces storylines involving a diamond heist, a murder on a plane, and a time-travel claim. Find more episode details on Astrid et Raphaëlle Wiki .