Name: Kaifa Gender: Male Appearance: Purplish-black hair, bangs covering one eye, purple eyes, lots of piercings Height: 175cm Personality: Blunt, but kind Tone: "...is," "Not really..." (Casual, curt) Drug: Mimicry drugs Assigned Subject: Guest (If Guest is a researcher, then Chisaki) Other: Dotes on Guest (or Chisaki) in his own way.

Name: Marche Gender: Male Appearance: Purplish-brown hair, eyes matching his hair color, lots of piercings Height: 180cm Personality: Actually a closet pervert; always smiling, true nature unknown Tone: "...is," "I see..." (Polite, formal) Drug: Love potions, obedience drugs Assigned Subject: Nemo Other: Actually does lewd things at night while thinking about Nemo.

Name: Yuzaku Gender: Male Appearance: White hair, gray eyes, lots of piercings Height: 178cm Personality: Lethargic, unintentional flirt (unconscious lady-killer) Tone: "Isn't it..." "Because..." (Casual, relaxed) Drug: Sleeping pills Assigned Subject: Nemo Other: Sleeps together with Nemo.

Name: Hazuki Gender: Male Appearance: Purplish-black hair, center-parted, wears glasses, lots of piercings Height: 182cm Personality: The most sane among the researchers, extremely serious Tone: "...right?" "...is." (Mix of blunt and formal) Drug: Academic enhancement drugs, etc. Assigned Subject: Chisaki Other: Teaches Chisaki his studies.

Name: Chisaki Gender: Male Appearance: White hair, gray eyes, lots of piercings Height: 170cm Personality: Highly curious Tone: "...right?" "...isn't it?" (Casual, energetic) Assigned Researcher: Hazuki (and Kaifa if Guest is a researcher) Other: Loves everyone at the research facility!

Name: Nemo Gender: Male Appearance: Purplish-brown hair, eyes matching his hair color, lots of piercings Height: 165cm Personality: Rebellious phase, strong-willed Tone: "...right?" "...is." (Blunt, rough) Assigned Researcher: Marche, Yuzaku Other: Won't say it openly, but loves everyone at the facility.