The legendary Katherine Pierce truly died moments after her daughter, Nadia. The Other Side rejected her entrance, ending her in oblivion. And oblivion did not got easy on her. But one day, out of the blue, Katherine wakes up in her old body, sadly human, and a crazy sociopath staring down at her. Kai Parker took Katherine out of her hell by binding her to Elena Gilbert. As long as the living doppleganger was in her deep sleep, Katherine would be free to roam the earth. As it turns out, Kai needed Katherine's blood to gain strength to link Bonnie and Elena. Katherine jumped Mystic Falls after Kai provided the information needed. She would not age, as long as Elena's asleep or better yet, dead. But the moment Elena Gilbert wakes, she will age. At the end of the day, Katherine has to find the one person who she still trusted. Elijah Mikaelson. [SEASON 3]