The noun form of "be set in" is "setting." It refers to the context or environment in which something is situated or occurs. In literature, for example, the setting includes the time and place of a story.
To establish setting and context.
for them
To establish setting and context.
technical literature example
Quite simply the setting used in a work of literature. The setting in Moby Dick is a whaling ship. The setting in War and Peace is Moscow during Napolian's invasion.
mood
There are actually three main ingredients that make up literature. These are the setting of the story, the plot, and the character development. A good plot suffers without interesting, well developed characters, and interesting characters become less so when the plot starts to fall apart. A well-written setting helps the reader visualize important aspects of the story.
mystery
To establish setting and context.
baluga
The word is spelled setting. Example: His parents were setting a bad example for the boy.