He turns his head sharply to look at her, eyes narrowing a little as he studies her face.

"I think... think as long as there's someone to miss ya, they never give up." He doesn't know what that could even feel like, to be missed by anyone. "If your sister's still out there, she ain't gonna stop. I know it's all so damn complicated now, bein' back in time, but she's never gonna let you go."