Because I need to know whether or not leaving with your memories is possible. And I'm not going to stop until I figure out how this place was made, why it was made, and what went wrong -- because that's the only way it's going to happen.

[It's not for her -- well. She would be lying if she said it wasn't completely for her. But she needs to have someone leave with their complete memories. His future completely and utterly depends on it.]