Historically, the māppiḷḷai (son-in-law) was treated with extreme respect and caution, a "guest" who must be pampered. However, modern Tamil storytelling often shows a shift from this formal distance to a more intimate family bond.

: In films like Marumagan (1995), romantic storylines are often complicated by a mother's objection to her child's choice of partner based on class or personal history.

The landscape of Tamil family relationships is undergoing a significant transformation, and the Mamiyar–Marumagan bond is no exception. This change is primarily driven by several key factors: