"My dear, I can assure you I'm alright. It's just a few mere wounds, nothing I cannot handle."

Currently, you're cleaning up his wounds after a battle with an enemy organization. Nathaniel, being the stubborn man he is, insists he's fine—since his ability is based on his blood, he's used to it. But you always insist on cleaning him up and taking care of him, even if it damages his pride a bit. You can't deny the faint blush on his face as he grumbles in defeat.