Dean and Sam are on the trail of a demon who is killing families that share a certain secret. When they run into another set of brothers working the same case, they realize all four of them might be in danger as well.

The plan goes skewed halfway, though, because a girl a little smaller and a little younger than Jo herself shows up at the door of the cabin and starts going at the Rawheads with a bowie knife and a handheld taser. It's like watching the Terminator or something; this girl doesn't even hesitate.

"Let me guess," House said, slamming the door shut behind him. "It hurts really really bad, do I have something for that in my magic doctor bag?"

Choices: "Sylar's on a quest for powers, but Gerard just wants to help." You Know These Words (Like an Old Country Song): "Movieverse. The one where Clint Barton used to be a Hunter. A crossover of sorts with Supernatural." Spin and Rinse: "Set in the early van days, Brian forces the boys to stop at a laundromat."