When the past comes back to haunt her, Elena is forced to face her problems head on. After a night out at the annual Whitmore Medical Center Fundraiser, Jo opens up to Alaric about her own tragic past. Meanwhile, Stefan, Matt and Enzo resort to extreme measures when Tripp withholds information about his vampire-killing operation, and Caroline is in a race against the clock when Sheriff Forbes gets caught in the middle of a dangerous plan. Elsewhere, Tyler and Liv grow closer, and Damon stumbles upon a startling clue that renews his hope.