[Jack met The Doctor's glance for a moment, then simply smiles at Ryoji.]

The island has some immortals on it. What about them? Can death come for something that cannot die? Or is the only thing they can do just wait for the end of everything? And then what?

[Jack paused, having to almost physically stop himself from overwhelming Ryoji with questions that had been burning in his mind since he first figured out he couldn't die back on Ellis Island.]