A woman strips naked, a man embraces her, then she straddles him, climbing onto a bed. In the process her breasts are briefly visible. Sex is implied.
A sub plot of the film, the police say they are investigating a "black book" crime ring. It is explained that it is prostitution, and with young girls. This is never really explored or explained beyond a man being called a pimp and a lot of women being seen at a party.
Claire Danes' character gets involved with an old fling, newly reunited. They are shown the morning after and after getting a room for the night. She is seen in her underwear and tank top, later she says she didn't "do" him.
Early in the film, a man is seen in a hallway of a club with a woman straddling him in a skirt, loudly making sexual noises. They are interrupted, but his pants are not undone.