Since the death of her lover Andre in a car accident near her home, Suzy has been living at the hotel where she and Andre used to meet. Andre's widow, Cecile, turns up one day. Filled with guilt feelings, Suzy doesn't know how to react to Cecile, who pledges her eternal friendship. The two women become inseparable although Suzy remains on her guard. Cecile begins to blame Suzy more and more openly for Andre's death. Suzy, fascinated, allows herself to be dominated. Cecile knowingly throws Suzy into the arms of her new lover, Stephan, in order to further reproach her for trying to steal him away. The situation becomes unbearable. Can Suzy overcome this latest ordeal ?