Rei takes the book gingerly, as if it's a delicate thing, and not just bound paper. Even though she point-blank asked for one of these, it's still surprising that this man actually gave it to her, like it's nothing.

"Thank you," Rei says. It's her second time saying those words, but it doesn't feel any less strange than the first.

She flips it open to an early page. You are more than your genes, she reads. You are your connectome.

"You never learned genetics?" That does strike her as a little strange. Every scientist she knows has.