Georges de Rays, a renowned and affluent orchestra conductor, weds his seventh spouse, Diane, within the confines of his medieval fortress. Despite the opulence, generous gifts, and kindness showered upon her, she continues to anticipate her husband's initial night-time presence. As her feelings of abandonment intensify and her grasp on reality weakens, she defies her husband, setting in motion a chain of events that will ultimately culminate in violence and madness.