Sabu and ichi's detective stories 3 (1982)

In the town of Edo, a series of bizarre incidents occur, where people are kidnapped, have fox masks placed on their faces, and are then thrown out, dragged by white horses. Those who experience this report being suddenly abducted and losing their sight during the ordeal. What's strange is that all the victims are individuals who have come to Edo, struggling to make a living, and aren't even listed in the population registry.Satake, a low-ranking official, suspects that someone with access to the registry in the magistrate's office is behind these crimes. Amidst this, Satake's boss, Saheiji, who had been looking forward to his daughter Midori's wedding, is murdered by men wearing fox masks.