Rey's face cycles through a lot of conflicting expressions in a row. Disbelief fades into hope fades into skepticism fades into her lip trembling slightly as though she might burst into tears if she lingers on a thought long enough.

"That isn't possible. I'd have realized by now, wouldn't I? I wouldn't have had to fight so hard and so long just to survive after my family left."

My family wouldn't have left me.

Even as she shakes her head in denial, it occurs to her that she'd always known how to find the best pieces to salvage. She'd never been seriously injured climbing around the corpses of hulking starships. She hadn't found herself caught in a sandstorm and unable to get home. She hadn't been caught and sold to someone worse than Unkar Plutt.

"Someone would've noticed," she insists in a plaintive near-whisper.