Pareto's Miscalculation: Caseworker Murder Case

Satomi wants to know the truth about Yamakawa's death while disregarding Wakabayashi who is persistently obsessed with him, and begins to investigate the mystery of the case, such as meeting Yoshiko and a person who knows Kaneda today. Then, one day, a man who was dissatisfied with the response of the Social Welfare Section got into the city hall and a big uproar occurred, and his feelings towards Satomi and the users of Onodera began to change. However, Satomi did not realize that he had an unexpected enemy nearby.