Christine, imprisoned and pregnant, begins a hunger strike. She then publishes a book to defend herself, while Judge Lambert plays his last cards to finally solve the case.

The noose tightens around Christine, while Jean-Marie faces the consequences of his act. The case becomes even more publicized when Marguerite Duras publishes an article.

Sesmat is replaced at the head of the investigation by Corazzi, who is convinced of Christine's guilt. Feeling let down by everyone, Jean-Marie plans to take justice into his own hands...

While the gendarmes believe they have the culprit in the person of Bernard Laroche, their witness retracts. But an unexpected testimony quickly brings out a new thesis...

A suspect is arrested, under the eyes of the raging journalists. This arrest sows trouble in the Villemin family. For their part, the gendarmes question the sister-in-law of the suspect...

October 16, 1984. The body of Grégory Villemin, 4 years old, is found drowned in Vologne. As journalists flock, the gendarmes follow the trail of a mysterious "Crow"