She recognizes his face from the video chats; again she finds herself caught off guard by how tall one of her cohort buddies turns out to be. There's so much you can tell from a video--and so much you can't.

...Does whatever's behind this like to kidnap tall men? Maybe that's it. Sam Winchester is remarkably tall, Martel not far behind him. Even Raylan Givens and Jack Harkness aren't slouches themselves, about six feet a piece. Rachel makes a mental note to try to meet more of the male cohort members in person to see how tall they are.

"Thank you." She follows Martel away from the desk, as requested, taking in more of the library as they walk.