Hentai chôkyô: Hakui no umekigoe

Original title: 変態調教 白衣のうめき声

Misa, a writer, traveled with her boyfriend, Jiro, to a vacation home rumored to be haunted. Years earlier, the owner, Koga, had used his wealth to force himself upon a private-duty nurse named Katsue. Awakening a perverse sexual nature within herself, Katsue demanded to be strangled at the moment of climax; Koga subsequently committed suicide. Their spirits haunted the property, and fatal accidents occurred whenever attempts were made to demolish the building...