Caroline Forbes was turned by kathrina Petrova 500 years ago when she was trying to escape. She wanted her to pay for klaus picking Caroline over her even if they were bestfriends. But klaus and Caroline still have a thing, but she never hangs around long enough for it to come permanent. When she shows up to New Orleans klaus thinks it's time for him to get her to stay. P.s Kalijah and koliva in this story P.s.s I don't own any of these characters