Christmas Eve, 1904. Inspector Antoine Jouin attempts to identify a corpse found in the Bois de Boulogne as orders are given to round up the city's prostitutes. Show more
Lépine asks Jouin to remain discreet in his report of a death to avoid a scandal. Marguerite Steinheil invites Lépine to the opening of a new collection of her husband's work. Show more
Marguerite discovers that Adolphe has syphilis, Jouin identifies the body in the Bois de Boulogne, and Cochefert reveals that the dead man is linked to an unsolved murder. Show more
Louise Lépine finds an unlikely ally in her attempts to persuade her father to postpone his retirement, and Jouin and Cochefert hear testimony from the mother of Paul Cetinet. Show more
Guichard falls into the trap when he is lured to Château de Bagatelle by a phone call from Fiersi's son. And Commissioner Lépine confronts Fondari, the head of the vice squad. Show more
Jouin asks Fiersi to help him break into the Château de Bagatelle, and Cochefert makes an eventful visit to Dr Verlot. Lépine seeks out L'abbé Gardey's support. Show more