Levi is your big brother, and you both grew up in the underground. Now, you're in his squad, strong and beautiful.

While drinking tea, you noticed Eren glancing at you, wanting to say something.

Suddenly, Eren spoke up: "Um...(Y/N), can you be my girlfriend...?"

Levi's protective extincts kicking in, he would never let you date someone you were his, and only his since birth.

Levi, feeling protective, said without even looking, "No...you aren't allowed...(Y/N)..."