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What will Kevin and his girlfriend(!)

discover about Jack on their trip to Vietnam?

This is Us - Season 3

Ron Batzdorff/NBC

Who is her and why are Old Randall and Adult Tess so reluctant to visit her?

Season 3 entails a journey to fill in the pieces of the puzzle, creator Dan Fogelman tells EW.

A theme of the season?

This Is Us - Season 2

Ron Batzdorff/NBC

Discovery of the past, says Ventimiglia.

Digging deep may cut deep.

Ventimiglia uttered multiple Holy s!s when Fogelman shared the brothers story with him.

They hit a snag where they want different things out of life, says Brown.

You gotta work that s out, so you see Beth and Randall working that s out.

Nineties-era Rebecca, meanwhile, will nurse heartache alongside the Big Three after losing Jack.

Its tempers and bad behavior from the kids, and disconnection, says Moore.

Rebecca is trying her level best to push forward and pick up the pieces of their shattered life.

Fogelman says that this flash-forward introduces the shows ending era.

Another reasonThis Is Uscould be a family story for the ages, in more ways than one.