A young girl witnesses a violent and ultimately fatal act between her mother and another man and it emotionally scars her for years to come. As a young woman, she takes a vacation with a more worldly girlfriend to Sardinia, and in doing so, attracts the attention of a young man in the village. Despite her interest in the man her haunted past prevents her from developing a normal relationship with him.

Cora, the wife of a wealthy Parisian businessman, Daniel, is involved in an affair with Henri, an unscrupulous garage mechanic who has set his sights on Cora's fortune. Daniel becomes suspicious and hires a detective to investigate, but the detective is unsuccessful in pinpointing Cora's extramarital activities.