Chapter 1

Before the destruction of wall Maria, and before the day of Levi's rise in the ranks to captain, he sees something he never thought he would. A Titan... watching him... and thinking. The mysterious being held a confused and sad look in his eyes and left, the next day when Levi goes to search again the beast is gone... and replaced with a man.

((Ok this is an ereri fan fiction ok here's some other things Eren is a Titan shifter of course but he lives outside the walls.