Finding love on “The Vampire Diaries” isn’t easy. All of the characters have their fair share of romantic drama, but Alaric has had a particularly rough time. His only living ex-girlfriend is technically undead. Since “The Vampire Diaries” is ending with Season 8, Alaric only has 16 episodes to find someone to live happily ever after with, but executive producer Julie Plec isn’t so sure that’s going to happen.