Klaus is a hybrid trying change his fate. Caroline is a human psychic. He was only suppose to find her and watch over as a last favor to her father, but the supernatural world never stays dormant. Based on Constantine. AU
The monsters under your bed are real. Klaus discovers one while hiding in his room from Mikael. Stefan and Damon are up to no good and take Klaus along. Klaus thinks he's a monster too until he meets Caroline. AU/AH sorta
Klaus is about to break his hybrid curse, until Esther steps in and tries to stop him. She tells him the truth on why he was cursed and what really happened to his beloved Caroline. One shot. AU
Bonnie's still dead. She helps Davina with a time travel spell to change a few things around. Klaus tags along and changes a few things of his own. Takes place after tvd s5 and T.O. S1. A reboot on what should have been. One shot.
Caroline and Kol are both dead and on the otherside. They watch as it collapses, fading away or so it seems. No longer a one shot. AU
Klaus finds himself in a parallel universe where he finds a human Caroline with his child and a life he always wanted. Except he's still a hybrid and death follows him no matter where he goes. One shot.
A plague kills all the males on the planet, humans, witches, werewolves, even animals. Anything with a Y chromosome is killed, leaving the world with a serious problem. Life will end on earth. Klaus is taken and studied in the name of science. Caroline is taken to make sure he complies. A bit darker. AU loosely based on Y the Last Man.
Caroline finds her fiance cheating on her, loses her job and moves back home with her mom. She opens up a box she had long forgotten and her imaginary friend Kol comes out to help her be happy again. AH/AU Based of Drop Dead Fred. Not the greatest summary I know.
Klaus is in Nola, Caroline is in Mystic Falls. Ester decides to curse and send Klaus back in time to show him that he'll always be a monster no matter what. Double shot.