Summer Sale Extended! Get unlimited digital access for 13 weeks for $13.
The Baltimore Sun

Isobel Flemming (Mia Kirshner)

Isobel hooked up with John Gilbert when she was a teenager, that spawned the Doppelganger. She became a little too obsessed with vampires, and was basically the worst wife ever to Alaric, and the worst mom ever to Elena, but her extensive vampire research did come in handy. So there's that. Klaus compelled her to kill herself when her mission was completed. The CW