Her once-harmonious marriage begins to change over time, and Nao notices her husband coming home later and later. Growing anxious, she confronts him, but he ignores her and continues his affair. Heartbroken by his indifference, Nao turns to her former boss, Ozawa, and begins a relationship with him. A fierce passion ignites between them, and as they repeatedly make love, she becomes consumed by pleasure. Though she blames herself, she can't bring herself to end things with Ozawa, choosing instead to escape from reality. Deep down, however, lies the sorrow of a broken bond with her husband.