Often the source of the malignancy, or at least the gravity. This character believes they are the glue holding the family together, but they are actually the acid dissolving it. They use money, guilt, or love as a leash. In Succession , Logan Roy is the archetype: a monster who believes he is making his children strong. The complex relationship here is with legacy—they fear death, so they manipulate their offspring to ensure someone carries their name, even if it destroys the offspring.

In professional settings, if a coworker sabotages you, you retaliate or leave. In a family, you are biologically or socially obligated to show up for Christmas dinner anyway. This creates a unique tension: characters can perform heinous acts against one another (theft, betrayal, abandonment) and still be forced to sit across the table. The audience watches not just for the crime, but for the forced civility after the crime.

In the landscape of storytelling—whether for television, film, novels, or podcasts— serve as the backbone of emotional conflict. They are the original psychological thriller. Why? Because within a family, there is no escape. You can divorce a spouse, fire an employee, or ghost a friend. But a brother remains a brother. A mother remains a mother. The ghost of a neglectful father haunts every room.

The one who left town ten years ago and is now returning. This is the catalyst. The Prodigal brings an outside perspective, which is threatening. They see how weird the family rituals are. They usually have a hidden agenda (money for a drug habit, a dying wish, a stolen inheritance). Their relationship with the family is complex because they are nostalgic for a home that never actually existed.

Because that is the complex relationship. That is the drama. And it is the only story we never get tired of reading. Are you working on a family drama storyline right now? The most toxic relationships are often the most honest. Write the scene you are afraid to write.

In complex families, alliances are fluid. The first hour, the mother and daughter are allies against the father. The second hour, the father and daughter are allies against the mother. Keep the audience guessing by ensuring every character has a reason to betray every other character, based on the history you built in Step 1.