Chikan densha: Oshiri o futte onedari (1988)
A section chief is unable to get it up with his wife, and even worse, is dying. He then learns BDSM, soon joined by a male and female employee (who is a "true masochist").
A section chief is unable to get it up with his wife, and even worse, is dying. He then learns BDSM, soon joined by a male and female employee (who is a "true masochist").