Whether it is a literal inheritance, a parent’s favoritism, or limited emotional bandwidth, the perception of "not enough to go around" triggers sibling rivalry and betrayal. 2. Archetypes and Relational Dynamics

Unlike traditional action or mystery plots, family dramas often conclude with internal rather than external shifts:

"The sins of the father" is a foundational trope. Unresolved issues from previous generations often manifest as modern-day dysfunction or psychological barriers for the protagonists.