The conversation about "the father-in-law's house" in paragraphs 9-11 was likely included by the author to provide contextual background or to establish a setting that contributes to the storyline or character development.
The reasons this was included
Setting the Scene: Describing the father-in-law's house might serve to establish the environment, offering details about the physical setting, its ambiance, or characteristics. This helps the reader visualize the surroundings, adding depth to the narrative.
Character Insight: Discussing the father-in-law's house might reveal insights into the characters involved. It could shed light on their relationships, lifestyle, values, or socio-economic status, offering a deeper understanding of their personalities or motivations.