Most amateur family fights are about the thing they are ostensibly about (money, a boyfriend, a broken vase). Professional writers know the fight is always about the thing under the thing.
Here is a breakdown of the mechanics, the archetypes, and the irresistible tension that makes complex family relationships the richest territory in fiction. Video Title- Real Mom And Son Incest Porn Game
If you want to study the mechanics of complex family relationships, look beyond melodrama to the "prestige drama" era. Most amateur family fights are about the thing