[Though his thanks weren't necessary, if Hajime wished to give them, Zero would accept it. With a small nod, he acknowledged the words and all that it took for the roboticized student to say them.]

It's fine.

[Then, he took a step to leave, and glanced back over at Hajime to follow him.]

Come.

[It was a firm request, though his tone wasn't harsh. Zero wasn't going to leave him to his own devices until Hajime was in proper functioning shape.]