Supernatural: Nightshifter

Dean: "I hate those frigging things."Sam: "You think I don't?"Dean: "Yeah, well, one didn't turn into you and frame you for murder."I expected them to resolve the Dean-wanted-for-murder plot by having the shapeshifter die looking like Dean again. But no. I like how they're unpredictable. This episode moved quickly, what with the hostages and the paranoia, and I had no idea from one moment