Changes

Dean tries to make a deal with [[Death]] to get Sam's soul back. Death agrees on the proviso that Dean wears the ring and performs [[Death]]'s duties for a day. Dean retrieves the ring from where he had buried it at [[Singer SalvageBobby]]'s place. While Dean doesn't keep his side of the deal, Death does return Sam's soul. Dean returns the ring to Death. Death says he wants Dean to keep investigating Purgatory.