"It doesn't end," she says. "The withdrawal is a progressive degeneration. You can tell how bad a person's addiction is by how mutated they've become--a friend of my mother's, a scientist, started out as human as anybody. Now he lives in a tank of water, and he's a giant... thing, somewhere between a slug and a fetus, and completely mad. He's the worst I've heard of. Most fall apart less dramatically. They end up getting killed before they can progress that far."