"I'm immortal, I kind of have to be," Cam tells Jenny, and then he turns to Emma. "You don't need to do anything else but send me home when it's time. This is a terrible circle so I am not attached or bound to you in any way; usually I'd be loaded up with safety precautions that I am too nice to need. I am planning to figure out what the world is like, and then come up with something useful to do."