Hp fan/private/original heroine
They are the richest family in the country, but these upstarts have become social outcasts because of a war. A young female nobleman chose the heir to the Malfoy family's fortune to marry. Their marriage was completely a transaction of money and power - Draco married a down-and-out noble in order to enter the upper class society, and Edna sought the money of a rich young heir.
Concept: Marriage first and love later is the strongest