I remember a ghost story I read. Cheating husband murders wife. Remarries. On their honeymoon, whilst wife is asleep, is woken to find ghost of husbands ex wife violently removing wedding ring from her finger. Paranormal Activity tested my patience. Its pace meanders for the most part as it rises little above a mundane Most Haunted episode. Except for one scene that is genuinely frightening & reminiscent of the above