i think she was just a bonus in a plot that is purely about him rising to the top in the midst of chaos. I will say I think part of his motivation was created by him coming from a low house and falling in love with a woman from Better house that he could never marry.

Like the nerd who could never get the cheerleader in high school and is determined to become a billionaire to show his worth. Actually he fits this mood perfectly if you juxtapose Brandon Stark against him as the captain of the football team/bully.

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The Green Mile is a movie where the magical black man wrongly dies and the white man who let it happen lives forever.