HABROMANIA-The delusion of happiness Levi Ackerman X Reader NO SMUT {I dont like using Y/N so your going to go by Diller} Y/N Keallidirik (Diller for short) is a assaisin that went from being a lab rat in Germany to living in ten slums of The Underground where she made money killing people, people thought they were just a myth/legend that was told just to scare people to make them do something.