So I've been thinking about this dynamic a lot lately, especially in those elite-society or billionaire romance serials. The unloved adopted heiress trope usually starts with Joyce being a tool for the family—maybe a PR gesture, or a pawn in some inheritance game. Her 'spoiled' persona is often a survival tactic, a brittle shell of designer clothes and sharp remarks to hide the fact she knows she's on thin ice. The transformation, when it's done well, isn't about her suddenly becoming 'good' or humble. It's about her redirecting that razor-sharp sense of self-preservation and learned manipulation toward building something real, maybe a business or an alliance, that can't be taken away. She stops performing gratitude and starts wielding the very tools they gave her—the money, the social access—against them, or at least for her own independent ends.
I read one web serial where Joyce's turning point came when she realized her 'spoiled' antics were just giving the biological siblings exactly what they wanted: proof she didn't belong. She flipped it. She started using her extensive, frivolous social knowledge to broker deals for the family company in spaces the stuffy heirs couldn't access, like high-stakes art auctions or influencer circles. Her value shifted from being a decorative burden to being a uniquely connected asset. The love interest, often someone from outside that gilded cage, usually sees the calculated intelligence behind the 'spoiled' act first, which is what gets the ball rolling.