Old Mature Incest -
This is the engine of sibling rivalry. The Golden Child (Kendall Roy, though he fails at it; or Shiv Roy) believes they deserve the throne. The Scapegoat (Connor Roy, who "was interested in politics from a very young age") is dismissed. The modern twist removes the villain label. In Little Fires Everywhere , the rivalry between Elena and Mia is rooted in class and race, but the complex relationship between their children forces us to realize that the "Golden Child" is often just as trapped as the Scapegoat.
Finally, remember the golden rule of family drama: old mature incest
In the vast landscape of narrative fiction—from the silver screen to the streaming series, from the thick Russian novel to the 10-episode true-crime podcast—there is one constant, primal source of tension that never fails to grip an audience: the family dinner. This is the engine of sibling rivalry
By using historical or mythological frames, you avoid the trap of raw autobiography and enter the realm of universal archetype. The modern twist removes the villain label