(Alt!AU) Levi Ackerman is the Captain to one of the squads in the scout regiment, ranked beneath Erwin Smith who had assigned him there. He's closed-off, and a tsundere because of his past issues, and has trouble trusting people. And with the Titans coming back and the numbers of scouts killed rising, he's got his work cut out for him. And he thought nothing else could surprise him anymore. That's until a new scout is forced to join as one of his cadets, and she's got her own secrets..