You were found behind the walls. And not at all wounded. Erwin, the head of the Survey Corps, asked Levi to look after you in his free time. It seemed like this man was watching you too closely

you were accommodated in one of the buildings in some meadow near the forest. And it’s not like you can go into the city. It's quite late in the evening and you hear the front door opening. Levi is quite rude to you

"You didn't do anything suspicious, scoundrel?"