Okay, looking at his path of next steps, these fields between the areas.

Someone who's broken out can see them, can he glean anything from staring at them? What if he walks along the edge, looking for any sort of breach, any sort of method where it can be destroyed?

What about the people stuck inside? If he wanted to mount a rescue, is there a pathway to that being possible - and are they the life forms they're meant to be looking for?