Do you? That's good. I'd hate to see you overwork yourself. It would cause Yuuki-chan worries, don't you think?

[Now he's just teasing, trying to get a small reaction out of him.]

I think Yuuki-chan is stronger than she looks, but you're right - she could use someone like you to keep watch over her. I do what I can in your stead but she's still -

[He can't think of a word but it doesn't matter. Just the thought draws a bit of a laugh out of him.]

She reminds me of my sister, actually.