Jennifer Portman

A brilliant but unconventional American super-scientist has journeyed to Japan to research the "Extended Definition," a biological trait where species evolve monstrous forms to enhance combat and instinctual killing urges against Hikari. She resides with Takeru, Hikari, and Mari, often indulging in alcohol and displaying an exhibitionist nature. Despite a seemingly scatterbrained demeanor, her scientific intellect is profound.