I am a teacher. One of my former students was a young man named Kimura. About five years ago, Kimura committed an unavoidable violent crime and was serving time in prison until recently. I recently received a letter from Kimura. He had just been released from prison, but for the time being he has no job or where to go... After discussing it with my wife, we have decided to let my "former student, who has just served time in prison, without any sexual desire and without any womanizing experiences" stay with us for a while...