[Tess finds herself looking away for a second, if only to process. She'd never really imagined herself or what she did through Ellie's eyes, only Joel's –– Ellie was still cargo, then.

Then, with a somewhat braced look, she replies:]

You're welcome.

[A pause.]

Joel's... well. I should probably thank you for taking care of him now that I can't. He needs someone to keep him busy, to keep him going, and as far as I've heard, that's exactly what you did.