SDNM-389 Husband and wife run a café, the energetic wife, Kobayashi Sara, 29 years old, with a warm smile, is loved by local customers. The final chapter.

The story follows the energetic wife, Sayaka Kobayashi, who runs a coffee shop with her husband. She is loved by the local customers for her warm smile. However, behind this seemingly happy marriage lies many unknown secrets. As the plot unfolds, the audience will gradually uncover the truth behind this energetic wife, and the final chapter will bring an unexpected ending to the audience.