Here are a few options:
Before writing a present-day argument between two siblings, write a silent scene from their childhood: the time the older brother took the blame for the younger sister’s mistake and was beaten for it. You won’t put this scene in the book, but its emotional truth will color every word of dialogue they exchange thirty years later. as panteras incesto 1 em nome do pai e da filha parte 2
A child struggling to live up to (or escape) a parent’s immense shadow or a family business. The Evolution of Family Drama: Exploring Complex Family