At 50:00, A woman changes her cloth in front of a man. Her nipples are shown in the dark. They then kiss and it cuts to them naked in bed. No nudity shown in bed though.

A man and a woman kiss each other. In the next shot they shown lying on bed naked, but nothing is shown.

One of the main characters is a prostitute

A female prostitute propositions a young man. He refuses.

A woman uses a men's room and showers. She walks to her van in a towel and tries to seduce a man. No nudity.

Main woman character wears a ribbed tank top at times that is sort of see through. Outline/color of nipples can be seen in certain lighting.

The male protagonist is shown shirtless in several scenes.