Maybe.

[He meets her eyes, lifting his free hand to her cheek and brushing his thumb over her skin lightly.]

Lydia...[He's quiet for a moment, considering his words carefully before speaking. It's something he doesn't do often -- and when he does it's only because someone really matters to him.]

Maybe it was there all along. But whether it was or not...what you are. Who you are. You're amazing. And I love you. And nothing's going to change that.

[Even if they never figure out how her powers work.]