I'm NOT Katherine. (Vampire Diaries)

What if Elena had a twin sister Karin who acted similar to Katherine but is a vampire hunter? What happens when they meet the Salvatore brothers for the first time and fall in love without knowing about Katherine and vampires? What if Damon only wanted Karin because she's exactly like Katherin? Will they fall in love...

You make me feel human (Vampire Diaries)

Dear Diary, Love Sucks. Nina Gilbert is Elena's long lost sister, both look like Katherine about both are mistaken for Katherine. Damon Salvatore, believes Nina is really Katherine and takes her captive to the boarding house. After realizing she is a completely different person, he decides to keep her until he knows w...