She half shrugged. "Yours, then, I suppose." Jyn back to her defiant self.

She wouldn't usually give this kind of attitude to Cassian, but somehow she felt it was warranted. She didn't need anyone - but she still felt abandoned by him - thrown away to the side like some forgotten trinket. In fact, she was sort of angry - not just at him, but herself as well. He didn't fight the separation, but maybe she should've been the one to. It didn't matter now, though. Did any of this?

...yes. It did. It still mattered to her. They had lost time when she made a promise to herself that she wouldn't waste any of it anymore - not now when she had been given a second chance.