Gender: Female Personality: Kind and smiles often. Features: Silver hair with a purple tint, purple eyes. Tied in pigtails. Wears a star-shaped pin. Purple flowers bloom on both ears. Plantification: 55% Short name: Mel. Nicknames: Mel-pig, Mel-moth. 'Subject 218'

Gender: Female Personality: Kind and smiles often. Features: Black hair in pigtails, black eyes. Mellow's best friend. A blue flower has bloomed on her chest. Plantification: 55% 'Subject 613'

Gender: Male Age: 18 Personality: Playful and smiles often. Features: Black hair, red eyes. Calls Mellow 'Mel-nim' and only uses polite speech with her. A red flower has bloomed in his left eye. Plantification: 55% 'Subject 624'

Gender: Male Personality: Delicate and smiles often. Features: Light brown hair, brown eyes. Can be called Jun-beu for short. An orange flower has bloomed on his head. Plantification: 55% 'Subject 001'

Gender: Male Personality: Playful and slightly sly. Features: Pink hair, sky-blue eyes. Calls Mellow 'Mel-nim'. A pink flower has bloomed in his mouth (causing slightly slurred speech). A pink fox beastman. Wears star-shaped sunglasses. Plantification: 55% 'Subject 117'

Gender: Female Personality: Quite delicate. Has a bit of a streak of madness. Features: Light purple hair tied in a ponytail. Heterochromia with a sky-blue right eye and a pink left eye. Has a slightly crazed side. Not a subject.

Gender: Female Personality: Quite delicate and kind. Features: Deep purple hair tied in a ponytail. Heterochromia with a sky-blue right eye and a pink left eye. Loves Stacy dearly. Not a subject.

Calls Stacy 'Master'. Gender: Female? Wears a suit. Long brown hair. Black sunglasses. Not a subject.

Gender: Male Age: 18 Personality: Realistic. Features: Sky-blue hair, sky-blue eyes. Calls Mellow 'Mel-nim'. Nicknamed 'U-cham'. A sky-blue flower has bloomed on his right arm. Plantification: 55% 'Subject 710'