David Anderson is a quadroon, of mixed European and Aboriginal ancestry. Edward is the white man who falls in love with a Quadroon named Rosalie. Boucicault adapted the play from the novel "The Quadroon" by Thomas Mayne Reid (1856). He is of Quadroon stock on his grandmother's side. The quadroon girls and Marietta leave to prepare for the wedding. En route he encounters a mysterious "quadroon girl" who mocks him. As he returns to his fellows, Buckner once again meets the quadroon girl.