Dark Shadows Episode #1256

Previously on Dark Shadows:  Joe Haskell has been released from Windcliff ... but why, and by whom?  And is he really cured?  And meanwhile, Carolyn's new beau, Dr. Jared Strangeworth, has some connection to Beth Maples, Elizabeth's new secretary ... what dark powers do they possess?  And why has Quentin's new bride, the fiercely-willed Tracy, been visited by a ghost?