Mathias knows he hasn't been on the island as long as Neil, but he has been here several years now -- more than two, he realizes -- and he can't imagine being anywhere else. Even without Veronica, there's nothing for him back home. He's dead and so is his brother.

"Same geography as home?" he asks. "Hawaii?" It must be, there's nowhere else in the world that looks like this, although it's possible Danny isn't even from the same world.

Another question dies on his lips as they near a lagoon and, just over a small rise, he can see something that looks suspiciously like what he'd left behind. "What... is that?" he asks.