Elliot could not accept his son leaving this world, because he was the one who forced Avery to have this child.
From the moment of conception, to the countless check-ups and his eventual birth, Elliot had poured in all his affection to this child.
"If anything happens to Robert, even if you don't blame me, I still wouldn't bother you ever again."
"Nor would I bother the kids," he thought to himself, but did not say these words.
Hayden and Layla did not acknowledge him as their father.
Even