Damon and Stefan leave to go follow a lead on Klaus, what will happen when they leave Elena in the unpredictable hands of Katherine?

"Katherine quickly sped next to her doppelganger and felt her neck for a pulse. She felt the faint beating of the human's heart through her artery. With a sigh of relief that her ticket to freedom was still alive, she fled back into the trees as the ambulance came into view." This is a Kelena fic but follows very closely to the storyline.

Katherine developed feelings for Elena and Elena begins to feel the same way. But what happens when the Salvatore's get Rebekah to compel Elena to hate Katherine?

Katherine, the school bitch, has a secret. she is in love with her best friend, Elena Gilbert, who would never love Katherine back. or so she thought. when in truth Elena had the same problem. kelena. all human.

this story takes place after 3x16 this is my take on how the story should have gone. Katherine and elena, and little delena

There were three things Elena Gilbert was absolutely certain of at this moment: everyone she loved, including both of the Salvatores, were dead. She was just forced to transition into a vampire against her will for no logical reason. And Katherine has kidnapped her and confined her to a mansion in St. Louis simply to be sadistic. But nothing is ever as clear cut as it seems.

Elena is a student at the University of Florida, Katherine is the mysterious stranger from the bar that throws her entire life around. What do you do when what you want is crossing the line? - AU.

What happens when Elena and Katherine get slopy and one of the Salvatores discovers their darkest secret? Contains Stelena, Delena, Katherine/Elena and Katherine/Stefan

Struggling with the new lifestyle of being a human, Katherine is faced with tough choices and odd emotions. Later, Elena is turned into a 6 year old and Katherine is the one babysitting her. Human Kat, baby Elena, what could go wrong right? UP FOR ADOPTION

Sometimes it are the people you least expect who make you the happiest. When Katherine decides to help Elena they grow closer, but what if Katherine feels something she hasn't felt in a long time.

Katherine is not delighted with Elena being a vampire. To end her, she's going to strike from within. How? From the soul of course. A vampire's humanity is their greatest weakness. Elena's going to fall for Katherine before she dies for real this time. UP FOR ADOPTION

Who really saved Elena the night her parents went off the bridge?

There's more in Katherine than just an "evil slut vampire who only loves herself". Maybe she just needs someone to understand it. K/E - NO SMUT - Slightly femslash later. C O M P L E T E.