The formal definition for a caste is a group or class of individuals who have inherited exclusive privileges passed down from their ancestors. As Gaines states in the article the film has a high regard when it comes to a person particular caste system. The mother of Alvin in the film is very adamant about him marrying a girl named Helen, not Louise, who is born into a lower class caste system. If she doesn’t belong to their set, he cannot marry her, which is the reason hid his marriage for as long as he did.
A melodramatic mode of address as Gaines states is in the early 1920’s with race and class constitution. The story of Scar of Shame was produced specifically for the pleasure of a black audience which was created by the black bourgeoisie with the collaborative efforts from the whites for entertainment purposes of the classes below them. This class difference ultimately adding on to the already northern urban vs southern rural distinctions, as the migration of the southern folks created a new proletariat which evolved into an audience into the black theater