Its scarring, Fogelman tells EW.
I mean, theyve said stuff theyve never said.
Theyve said stuff in the heat of the moment that clearly, they felt for a while.

Justin Lubin/NBC
I think it takes a while to buy it back.
The first episode is all about the ramifications of those things that have been said, and the regret.
Titled A Fathers Advice, the premiere feels big in other ways, too, according to Fogelman.
Even the uplifting, sweet, lighter stuff feels powerful, Fogelman says.
The Rebecca-Jack story at the ending of the episode is very intense.
It moves really quickly.
Dont miss PEOPLE and EWsThis Is UsLIVE viewing party!
Go toPeople.comandEW.comon Tuesday, Sept. 26 beginning 8 p.m. Thats a way were utilizing him in the first episode, and every episode will be a little different.
There are some powerhouse speeches throughout the episode involving many characters, according to Fogelman.
And in this episode, every single actor does it.
(Preview that scene right here.)
One thing hes not afraid to share: the closing minutes of the episodes should not be missed.
The ending has such a wallop to it, says Fogelman.
I cant say much about it, but its really, really powerful.
For a rundown of everything to expect this season onThis Is Us,click here.
This Is Usairs Tuesdays on NBC.