But if the physical appearance of the Yase-otoko arrested me, the reasons for the ghost’s suffering shocked me: "punished either for having killed human beings or animals or for being obsessed with being treated unfairly during his life." The first part of the reasoning made sound sense but the second confounded me. How could one’s obsession with being treated unfairly during one’s life be equated with the suffering brought on by killing human beings and animals? I stared at the description for several minutes hoping I had read it wrong. I wrestled with this question on my walk home, and for several hours afterward.