And not surprisingly, the future Pearson patriarch will face challenges of reclamation and compartmentalization.

Those fractures and cracks that you just never recover from.

Were going to see him going through that experience post-war, really trying to reconnect and restart.

THIS IS US

Ron Batzdorff/NBC; Brent Lewin/NBC

What is life after Vietnam?

And of course, new exciting love with Rebecca.

We all know how that goes.

He doesnt go back, he doesnt dwell, he doesnt let the hauntings really trap him down.

Men of that era experience things differently.

Will season 4 unspool more of their tragic time in Vietnam or other aspects of their ultimately doomed relationship?

So if we can find a way, cool.

Theres got to be something.

Dan said, I dont think were going to be abandoning the Vietnam story line just yet.

This Is Usreturns to NBC on Sept. 24.