"You want to know the one, most important rule of being in North Korea? The number one rule?" he asked.

"Uh, yeah, sure," we said.

The waitress interrupted him and then he excuses himself, disappearing for two minutes before coming back.

"All right, breakfast's at eight," he said, before walking away.

"Excuse me, you said something about the most important rule?"

"The most important rule? Ha ha," he said with hollow laughter before becoming totally serious. Then he walked away looking indifferent.