But last week's Fringe went deeper than that. While the Fringe Division battled a different kind of shapeshifter -- one that could blend in much better than the last ones we've seen -- they also grappled with the return of Peter, or at least to them, a guy who claims to be Peter. An uneasy alliance, there, because at the moment they clearly need him (and his shapeshifter knowledge), and yet they aren't willing to face the deeper implications of everything he knows.
'Fringe' Preview: Could This Explain How Peter Got Back Here?
So what exactly do you do when a guy comes from out of nowhere and claims to know you, and almost everything you've been up to, with such intimate precision? Not trust the guy, of course!