ALTHOUGH some fans lost interest in the TV series The Vampire Diaries after its female lead Nina Dobrev left last year, many were still upset to hear that the series is to finish after its eighth season. “We have decided to do one last season to really do the story justice,” Ian Somerhalder, the 37-year-old actor who plays the evil (邪恶的) brother Damon Salvatore, told fans at the WalkerStalkerCon in Nashville on April 10.