In order to dissuade her younger sister from following her example, a prostitute relates the experiences she's had with all the sick weirdos she comes into contact with.
A man married to a nymphomaniac tries wife-swapping to satisfy her desires and ends up falling for the timid, sex-phobic female half of the couple he chooses for this.
The wealthy Mr. Rich likes to cruise the seedier areas of Manhattan in his limousine, finding those who are willing to do whatever he wants them to do for a price--as long as he is able to watch.