EXT. STARK TOWER - DAY
Jack is saying goodbye to the Avengers after the defeat of Ultron. He hugs Thor goodbye, then Wanda, Natasha, Nick Fury and Tony Stark. He then shakes Captain America's hand before taking a step back.
JACK
Well... I guess this is goodbye.
The Avengers all nod and wave. Jack smiles and turns to leave.
EXT. LONDON - DAY
Jack arrives in modern-day London and notices the Doctor standing nearby. He smiles and walks over to him.
JACK
Excuse me? Are you a good man?
The Doctor smiles and nods.
THE DOCTOR
One of the best men I know. I'm the Doctor.
Jack's eyes widen as he realizes he's talking to a time traveler.
JACK
You're a time traveler?
The Doctor nods and smiles.
THE DOCTOR
That's right. I have a few things to show you.
EXT. TIME AND SPACE - DAY
The Doctor and Jack travel through time and space, visiting different planets and alternate timelines. They explore ancient civilizations and even meet some aliens along the way. Jack is amazed by everything he sees.
THE DOCTOR
And the best is yet to come.