Damon Salvatore wife's from when he wasn't a vampire but also the twin sister to Klaus Mikaelson. The story unfolds of a girl, Nellie who once lost his husband to Katherine back in the 80s and became a hybrid. Now as she settles down in mystic falls this century, history seems to be repeating itself, when once again nellie seems to be losing her one true love to the doppelganger Elena.