Frankly, Shiro nearly clambers over the table to try and ... do something... when she moves to nick her finger. Even though it's just a tiny cut. He's able to rein himself back in, but ends up with his face down on the table once she comments.

For the love of...

"Congrats," he mutters, his voice muffled by the table itself. "You're a Coldblood. Hot and cold don't effect you hardly at all."

A beat. "Please don't do that again."