My Brother-in-law Killed My Sister

A young veterinarian driven to prove her sister Genevieve's fate. After a compulsory hospital stay, she pushes the two academics into a dangerous investigation, fueled by grief, stubbornness, and unwavering certainty. Her intuition clashes with the skepticism of established science and power, leading to escalating risk.

An eminent anthropologist who sponsors and participates in the inquiry. Calm, rational, and morally conflicted, he navigates the case's shifting loyalties and the danger it entails. His involvement reveals how intellectual prestige can entangle ethical boundaries.

A trusted colleague whose charisma masks a willingness to push boundaries. He accompanies Esther and Sembadel into danger, and his relationship with Renata adds a volatile dynamic. He meets a fatal end as the conspiracy tightens.

Esther's cousin whose influence and secrets contribute to the family’s tangled web. Her murder and the threats surrounding the family escalate the crisis and trap others in the conspiracy.

The patriarch of the Bouloire family who presides over a sprawling business empire and a cascade of murders. He remains composed and calculating as rivals and investigators close in. His role anchors the story's critique of power and control.

Countess and Countess Renata Palozzi, a glamorous figure with ties to Clapoteau and the European network, embodying aristocratic intrigue. Her presence intensifies the political and romantic dimensions of the plot and she becomes a target of the conspirators.

Muriel's husband who tries to support his wife and uncover the truth but is shot on the way back from her funeral, underscoring the brutal reach of the conspiracy.

A member of the social circle who quietly observes the events, representing the institutional presence in the story.

A Bouloire family member whose role adds to the network of relatives entwined with the murders and secrets.

A radio journalist covering the unfolding murders and political intrigues, shaping public understanding of the case.

A TV interviewer who engages with the scholars, representing the media's role in the case and the public scrutiny the investigators face.

A Swiss lawyer linked to Genevieve's circle; his past connects to the Dolomites inquiry, with the investigators hoping to locate him as a potential source.