[he seems to be watching her with some amount of care. he can imagine that she's in a situation that could easily be considered overwhelming if it's gotten to the point that she needs to ask for such a favor from a medical professor, and even though he doesn't know her, his heart aches for her. he tries his best to make his smile a reassuring one.]

If Nagumo-san would want to trouble herself with something like that, I won't say no... I can cook if you get tired of doing so. [and his smile freezes for a second, because... that isn't right at all. he had never really learned how to cook well even with his father gone on business trips - never had much of a need to, beyond simple basic foods that wouldn't be fit to serve to a guest. he doesn't know why he offered... he quickly adds, embarrassed:]

I'm not much of a cook, though. I apologize... But I can fetch whatever you might need from the markets if you want.