I read somewhere that her dad is a CEO and was listed an executive producer of a show that Darcy and her sister were previously featured on (something like The Twin Life or similar. I’d never heard of it). My guess is that she grew up wealthy but I haven’t read much else about her childhood experiences. This would be 100% speculation, but could her desperate need for validation (always fishing for compliments from Jessie, excessive value on material items, getting new veneers for Jessie’s visit following a fight, etc) be rooted in allow self esteem? Maybe her dad supported her financially and she never wanted for anything in the surface but I could totally see signs that she never developed a strong sense of self