Before her marriage, Maki was an investigator. Although she retired once, her skills were sought after, and even as a full-time housewife now, she continued to protect the safety of the region as a special secret investigator. One day, Umeda, a childhood friend of Maki's from her younger days, happened to move in next door. After their long-awaited reunion, they began interacting, and before they knew it, they had developed a relationship. Around the same time, there were multiple burglary incidents occurring nearby. Upon receiving a request, as she progressed with the investigation, the suspect that surfaced was Umeda, who had fallen in love with her...
