In Episode 4 of the French historical crime drama Paris Police 1905 , the intricate web of corruption, blackmail, and personal tragedy in Belle Époque Paris continues to unravel. Set against the backdrop of Christmas 1904, the episode follows several converging storylines as the police department faces internal and external turmoil. Key Plot Developments

The episode concludes with high tension as Jouin is arrested by the corrupt Vice Squad officer Guichard, and the lawyer Jeanne Chauvin is attacked by a mystery assailant while investigating the tragic Rosalie Dantremont case. Series Context and Themes

Inspector Antoine Jouin and Chief Superintendent Cochefert hear critical testimony from the mother of Paul Cétinet, a young man whose death appears linked to the body found in the Bois de Boulogne. Jouin’s investigation into the "Le mort du bois" (the death in the woods) increasingly exposes the illicit underworld of pimps, blackmailers, and crooked doctors.

The series is noted for its gritty, dark atmosphere, utilizing foggy park scenes and detailed period costumes to bring 1905 Paris to life.