Peter: I don't understand. If this is a projection of everything in Olivia's mind, then why is everyone turning against us? When she came to us in the lab, she asked for help.
William Bell: What I'm starting to think is that when my mind entered hers, her ego became confused, her sense of self.
Walter: Which in turn initiated the darker parts of her subconscious, allowing her deepest fears to run rampant.