AoT one shots! Ranked #894

Killer!Levi x Eren Throughout Eren's life he has never, truly, had a father. His father was always busy with work, or so he thought. When Eren is 23, his life changes. It will turn from normal, to crazy and upside down. A raven haired man is forced into his life. Instead of killing Eren, the man will push him around. Making Eren's life a living hell. Eren stars to fall for Levi, and he fell hard. Levi is a very dark man, with an even darker past. What will happen when Levi makes the biggest mistake of his life? What will happen to Eren?