Invitation of Lust (1975)

Invitation of Lust 1975 / 櫛の火 1975 / Kushi no hi , Love in a Small Room

Hirobe is a lonely man. After witnessing her girlfriend die with a terminal illness, he wanders through the city like a shadow. One day, he meets Masako and they begin an affair. Masako is in an unhappy marriage with Yazawa, who is also cheating on her with a younger lover. The tension builds up to an unforgiving, yet quiet climax... (Source: theMoviedb)