>Usual Jav scenario: A molester or a gang of molester manage to strip an unsuspecting victim naked, for her to do their bidding. Usually happens in buses or trains.
Scenarios like these rarely hapoens in doujins and even then it just skips to the sex and not focusing on the enf.
There's something about how bare female form that stands out amongst the clothed crowd in a tight and crowded area that makes it so hot.
Here's a great example.