As a child, Catherine Monsigny was the only witness to her mother's death. Twenty years later as an ambitious attorney in contemporary Paris, she catches a professional break when her boss assigns her to major felony case in rural France. An immigrant stands accused of poisoning her husband, but her secrets are not the only ones hidden in the scenic rolling hills of Creuse. While preparing the defense, Catherine is reunited with images of own past and a high-intensity search for two murderers ensues. Who can she believe? And what will Catherine do with her past should she discover it?