One child can do no wrong, while the other is blamed for every misfortune. This creates a lifelong "resentment loop."
The juice of the drama is found in the specific "roles" members play: One child can do no wrong, while the
A long-held secret (an affair, a hidden debt, a different parentage) is revealed, causing a "house of cards" collapse of the family identity. One child can do no wrong
Most family dramas revolve around a few "greatest hits" of conflict: a hidden debt
Are you looking to family-centered story, or would you like a curated watchlist based on a specific theme like "sibling rivalry"?
When a child is forced to act as the adult (often due to a parent's addiction or illness), they lose their childhood but gain a fierce, often stifling, sense of responsibility.