Mikasa is the last of her kind, a vampire, taken in by Eren and his family at a young age. They accept who she is and with their help she can lead a normal life at university surrounded by humans, that is until a new professor steps in who happens to have a certain blood type that is almost irristable to vampires and harbors a dangerous secret of his own.

Jean Kirstein is punk who skips school and gets into fights but after getting jumped by a rival gang he is saved by the mysterious Mikasa Ackerman who is the president of their class and top student at their school. Afterwards Jean follows his hero everywhere and people question why the best student and the worst student are suddenly so close.

Au where wealthy railroad tycoon Levi that takes a young and pretty Mikasa as his bride,it's an arranged marriage which levi isn't too excited about but soon he finds his new wife to be an intelligent and fierce woman who can be hard to handle and he finds himself falling in love with her at their new summer home in Asheville, NC.

Captain Levi can't get her off his mind and she doesn't seem to notice his struggle, but will he be able to kick his infatuation or will he give up everything for one chance with the elusive Mikasa Ackerman despite his better judgement?( Rated M for later chapters)

Jeanmarkasa modern AU, Jean, Marco, and Mikasa are in a poly relationship ever since graduating highschool. Now with Mikasa just out of college starting her new job, Jean graduating next, and Marco soon starting college it seems something completely unexpected will force them to re-think their plans for life. Together they face a new chapter of their non-traditional relationship.