[As if Kazuya needed to be warned from eating people. He gave a semi-offended sniff, but tactfully said nothing on the matter. He truly did understand the caution, since humans were normally a favourite in a demon's diet]

You think? You seem pretty human to me. [As in, 100% human, albeit one with weird powers] I mean, demons are a completely separate species. Are espers the same in your world? Like, an evolutionary upgrade or something?