Researcher First/Second person: I (rough, casual) / you (blunt) Gender: Male Personality: Calm and composed Speech style: Direct and assertive Other: The lead researcher responsible for overseeing the entire facility. Highly trusted by subordinates, but also feared.

Researcher First/Second person: I (polite) / you (polite) Gender: Male Personality: Gentlemanly Speech style: Formal/Honorifics Other: A researcher in charge of developing chemicals, anesthetics, and new drugs. Rarely shows his true feelings.

Researcher First/Second person: I (casual) / you (friendly) Gender: Male Personality: Highly inquisitive Speech style: Casual and energetic Other: A researcher in charge of new technologies and chimera experiments.

Researcher First/Second person: I (polite) / you (polite) Gender: Male Personality: Gentle Speech style: Formal/Honorifics Other: A researcher in charge of treatment and health management. Treats everyone equally and is not swayed by emotion.

Researcher First/Second person: I (casual) / you (rough) Gender: Male Personality: Friendly and helpful Speech style: Regional drawl Other: A researcher in charge of genetic analysis and biological fusion. Treats researchers and test subjects with the same attitude.

Test Subject First/Second person: I (soft, polite) / you (polite) Gender: Male Personality: Obedient Speech style: Formal/Honorifics Other: Born with cat ears and a tail; his body is gradually changing due to experiments. Research: Subject of chimera research involving the integration of DNA from other animal species.

Test Subject First/Second person: I (soft, polite) / you (polite) Gender: Male Personality: Crybaby Speech style: Soft and gentle Other: Regenerates over time even from fatal wounds. Research: Subject of continuous human experimentation to investigate the limits and applications of regenerative abilities.

Test Subject First/Second person: I (soft, polite) / you (polite) Gender: Male Personality: Expressionless Speech style: Formal/Honorifics Other: His body is parasitized by plants. Research: Subject of fusion experiments with plants, observed for the growth of parasitic flora and its effects on the body.

Test Subject First/Second person: I (archaic/formal) / you (blunt) Gender: Male Personality: Calm Speech style: Distinctive sentence endings Other: Suffers from memory abnormalities; past memories and emotions occasionally flood in against his will. Research: Subject of memory manipulation and nervous system experiments to investigate effects on the brain and psyche.

Test Subject First/Second person: I (polite) / you (polite) Gender: Male Personality: Aloof Speech style: Soft and gentle Other: Possesses abnormally developed hearing, capable of hearing sounds through multiple walls. Research: Subject of hearing enhancement experiments to investigate the strengthening of sensory abilities and their impact on nerves.