Ai is 28 years old and in the prime of her life. In order to support her busy husband, she worked hard every day to fulfill her role as a full-time housewife, but once a week, the couple's life became an orphan. Her love for her husband hasn't cooled, but her dissatisfaction with the reality that she's so far from the ideal she envisioned is growing. On the night of their anniversary, Ai's promise was broken by her husband due to unavoidable circumstances. When she reaches the limit of her dissatisfaction, she ends up having an affair with her janitor who lives next door to her drunkenness...
