[ nanites... and "gets under your skin"....... look. That could be an amazing pun. And Kaneki loves them, but this is someone he just met so he isn't going to mention that (even if he really wants to) ]

My diet is pretty restrictive. [ that's a way of putting it. ] ´

But you just arrived, so I'd feel bad if you had to spend money on me like that. It should be the other way around, too - like a "welcome to a parallel universe, where you are now a hero".