[Leaning is good. He has her attention now, after all.]

Portals. All worlds are connected by them, linking one world to another. They're not all obvious and hard to find, but you can really get around once you know where they are. Most of the time, they're kept secret. But sometimes... [With a swish of his hand, he pulls a Jack of Spades out of 'thin air.] some things just slip through.