Stefan went dark to conclude season two of The Vampire Diaries, seemingly against his will and seemingly all in the name of his brother.

But might the heretofore well-meaning blood sucker actually embrace this evil side? Actually - gulp! - team up with Klaus?!? That's what Paul Wesley hinted during our interview with him at Comic-Con.

The actor didn't have much time, but he made an effort to stop by TV Fanatic and give us an exclusive answer to my question about what it's like to take on this other side of Stefan. Watch his answer now:

Other Vampire Diaries interviews from the weekend include a chat with Joseph Morgan and revealing words from Nina Dobrev.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.