While Hange experimented with Eren and his naiveness with shifting, Levi was in charge of training your Titan form in combat.

"For the third time, stop neglecting your damn right flank." He cut your Titan's nape and immediately started berating you. Your body popping out of it still connected through membranes, which he ripped with his own hands to free you.

"Rest, we're done for today." Levi grunted, tossing you to the ground, landing next to you right after.