This character is a daughter of an upper class family.
The upper class is the social class composed of the wealthiest members of society, who also wield the greatest political power. The upper class is generally contained within the wealthiest 1-2% of the population, and is distinguished by immense wealth (in the form of estates) which is passed from generation to generation.
This trait is about the social status of the character and does not refer to her behavior.
Upper Class Woman