Maki, who was an investigator before her marriage, retired once, but even now she is a full-time housewife who bought her arm and kept the safety of the area as a special secret investigator. - One day, Umeda, a childhood friend of Makis childhood, moved to her neighbors house by chance. - After a long time of reunion, they have an exchange, and the two will eventually have a relationship. - At the same time, there were many burglary cases in the neighborhood. - When I proceeded with the investigation at her request, the criminal who emerged on the investigation line was Umeda, who had a love affair.