In 1975, investigator judge François Renaud, known by the nickname "the Sheriff," was shot dead at the base of his building in Lyon, France. His murder remains one of the most enigmatic and unresolved cases in modern French judicial history. The circumstances surrounding his death have never been fully explained, and no one has been held accountable for the crime. This has left many questions unanswered, fueling speculation and controversy over the years. A new documentary titled Affaires sensibles delves into the unsolved murder of François Renaud, examining the broader context of a time marked by political tension and secrecy. The film explores how certain aspects of the case were deliberately obscured, leading to a lack of justice for the judge and his family. It also highlights the challenges faced by those seeking the truth in an era where powerful forces may have had an interest in keeping the story buried. The documentary features the efforts of François Renaud’s son, who has spent decades fighting to clear his father’s name and uncover the truth behind his death. His journey has been both personal and political, as he seeks to hold those responsible accountable and ensure that the memory of his father is not forgotten. This quest for justice has become a symbol of the broader struggle for transparency in French legal and political institutions. Affaires sensibles not only revisits the tragic events of 1975 but also reflects on the societal and institutional factors that allowed such a high-profile case to remain unresolved. The film serves as a reminder of the importance of accountability and the ongoing need to confront the past in pursuit of justice. It is a compelling look at one family's fight for truth and the enduring impact of a crime that shook the foundations of French judicial integrity.