[ he looks back at her, letting her look for a while. The question isn't unexpected - but Yayoi won't like the full answer. Still, Kaneki will give it to her. His files were leaked and he has admitted to it to the network; since that day one, he has always admitted to what he is. ]

We look human, yes. Inside, we are very different; we have extra organs and our bodies work differently. Our skin is sturdier - it can't be pierced, not even with bullets. Our senses are sharper, we are stronger than humans, faster, and we heal very fast too.

Our sense of taste is very different from human's. All of human food tastes disgusting to me and I can't digest it, the only exception being coffee. [ which is the reason why he is ALWAYS drinking it. ] Any other food will make me sick.

[ a beat. And now comes the part he explains WHAT he can eat: ] We predate on humans, Yayoi-san.