When you last caught up with the Pearsons seven weeks ago, Kate had something important to say.
Is it possible that young Kate wound up miscarrying shortly after getting pregnant?
This is just a really important puzzle piece.

Credit: NBC (2)
And clarity comes into focus extremely early in this really beautiful episode, according to Aptaker.
This isn’t going to be a lingering mystery, he says.
We’re not going to draw this out.
“He factors into the story in a big way, says Berger.
How long she lived and if she’s still alive are questions that will be answered shortly.
It sends Randall on a really, really exciting journey for this next chunk of our season.
How might Randall handle the news that Laurel lived a life beyond what he knew?
It’s going to be pretty spectacular.
Adds Aptaker: It definitely opens up the other half of Randall’s identity.
I think that everyone’s going to be on this journey right alongside him, wanting those answers.
(The one theory that hewillrule out is that Laurel went on to have another child after Randall.
That isnotthe direction we chose to go, so put that to rest, he says.
We have a beautiful adult brother story that we can’t wait for people to see.
It’s a really, really jam-packed, beautiful back half of the season.
Berger offers up one seemingly related and intriguing hint by referencing another beloved father figure: Mr. Rogers.
This Is Usreturns to your neighborhood on Tuesdays at 9 p.m. on NBC.