[He starts to draw lines and circles in the air as if diagramming what he's saying.]

It's simple! Everyone who wants to go back to where they came from goes back to where they came from. Then, Nathan and Ferran go back to their universe and see a marriage counselor to sort their issues out far, far away from any of us.

I stay here and turn this place into a nice vacation spot since it's already famous, and I make obscene amounts of money and bask in my celebrity status.

And you and Audrey and Calign and anyone else do whatever the hell you want.

[He claps his hands just once!]

Happy end!