Where: Somewhere between cabin 003 & the house all Winchesters reside in.
What: Despite his loud statements that he doesn't care too much about his brothers, Adam is worried sick about them and sets out to find them. And then go back to pretending that he really doesn't care.
Status: Incomplete. Open.
( What if some vampire with a grudge decided to munch on Dean? Or some demon thought it was pay-back time for Sam? )