Six months ago, a minor argument led to a marital fight, resulting in the daughter-in-law returning to her parents' home. Since then, she has been living alone in a slightly too spacious residence, enduring days of loneliness. She found it difficult even to get out of bed in the morning, and her physical condition steadily worsened. Worried about her state, her elegant, kimono-clad stepmother-in-law, Maya Sawamura, suddenly arrived from their distant hometown without prior notice.