Viral Video of the Day: 'The Vampire Diaries' Casts Stefan's New Love Interest

CW unveiled another heartbreaking teaser for "The Vampire Diaries" upcoming sixth season.

In the trailer, Elena, played by actress Nina Dobrev is featured mourning the loss of her ex-boyfriend Damon, played by Ian Somerhalder.

But what may come as a shock is Stefan's, played by Paul Wesley, new love interest.

It is unclear whether or not the Stefan's new flame will be part of his life for a long time, so watch the teaser and be the judge.