Kazusa Futahito, described by Emina Hanaharu (and many others) as "the creepiest creeper in all of Akademeia". He's a great scientist, however, his creepiness makes him...Well, nearly unapproachable. As a result, he'll drug, or, rather, sedate anyone he sees as a "good subject", using gas. He commonly does this to Kurasame, and has an unhealthy obsession with the male body