Unfortunately, the "crap" is about all you're going to get. Even if the guy you're looking for is here, he's not responsible.

[No, this is a fresh round of Wonderland's mess, which has apparently seen fit to bring back Dean with no memories for a third time. Even Cami's hit the point of being over it, and she can only imagine how Jo or Sam must feel.]

So who is it? The one you're looking for.