Erotic Stories (1980)

A female character handles the flacid penis (plainly viewable) of the male whois laying atop her in a post coital scene. The scene involves topless and full rear nudity from both characters as well as a upper 3/4ths shot of the female where her vaginal pubic hair is on display

Scene 2 involves a man unbuttoning a woman's top before a cutaway where both male and female is nude(shown fron waist up) embracing while kissing. There is implied felatio and cunnilingus. Full nudity from both thereafter.

Scene 3 has female rear cudity

Scene4 has 2 females topless from undressing each other