A young man from the carioca middle low class kills his parents with a razor and goes to the cinema to wath 'Perdidos de Amor'. Márcia, a young rich woman and not satisfied, takes advantage of the temporary absence of her husband to go to her home in Petrópolis, where she received a visit from an old friend, Regina. Crossed with images of them dancing, talking about men and caressing each other are images of killing in poor families between those fragments one story is highlighted of a political prisoner tortured to death.
http://www.imdb.com/title/tt0158766/This film is very good, I find it very similar to some of Koji Wakamatsu films, my rip from raitre, so italian subtitles only sorry.
Julio Bressane - Matou a familia e foi ao cinema (1969).avi