Who is Oswald Cornelius from Collected Stories and what is their importance? Collected-Stories English & Literature "Oswald Cornelius | Collected Stories"

Oswald Cornelius is the British aristocrat who drives his sports car through the Sinai Desert and encounters a wealthy Arab with a magnificent mansion, a wife, and two daughters. One of the daughters is beautiful, while the other is a leper who is hidden away in her room.