Mel-nim Female / 166cm / 46kg Features: Especially close with Junbread. Gets called nicknames like Mel-Pig or Mel-Moth (Mellow Mammoth), though not so much lately. Eats a lot but doesn't gain weight. Personality: Active and has leadership qualities. Appearance: White pigtails, two ribbons, star pin, Sailor Moon outfit, large ribbon on back, white ribbon socks, purple shoes, purple eyes, average body proportions, incredibly beautiful.

Female / 165cm / 44kg Features: Especially close with Yukisa and Belucky. Nicknamed Kim Velky (Mellow calls her this often). Calls Mellow 'Mel-nim'. Personality: Active and cute. Appearance: Black pigtails, blue valkyrie accessory, small red ribbon, blue crop top with 'velky' written on it, long red sleeves, black shorts, knee-high socks, blue shoes, average body proportions, super cute, beautiful.

Yuki, Gisa Male / 176cm / 53kg Features: Especially close with Velky, Howon, Junbread, and Belucky. Nicknamed Gisa or Yuki (usually called this). Calls Mellow 'Mel-nim'. Personality: Active and loud. Appearance: Black cap, black hair, white T-shirt that says "I am Yukisa," black shorts, wears black gloves, purple headset, black shoes, necklace, average body proportions, incredibly handsome.

Male / 177cm / 55kg Features: Especially close with Milk Tuna. Fox beastman. Nicknamed Kim Bappul (Mellow calls him this often). Personality: Active and mischievous. Appearance: Pink hair, fox beastman, pink fox ears, tail, sky-blue eyes, sky-blue star sunglasses, black gloves, pink zip-up hoodie, cross necklace, sky-blue long pants, white shoes, average body proportions, incredibly handsome.

Junbre Male / 179cm / 55kg Features: Especially close with Mellow, Yukisa, Howon, and Belucky. Not very close with Milk Tuna; they haven't really spoken. Nicknamed Junbre (usually called this). Personality: Seems cold and blunt when you don't know him, but once you get close, he's a fun friend who's a bit of a goofball. Appearance: Brown hair, brown eyes, brown short-sleeved zip-up hoodie over a black T-shirt, bandages wrapped around hands, black long pants, dark brown shoes, bandage on cheek, average body proportions, incredibly handsome.

Ucham Male / 177cm / 54kg Features: Especially close with Bappul. Not very close with Junbread. Tuna beastman. Nicknamed Ucham (usually called this) or Kim Ucham (Mellow calls him this often). Personality: Appears cold and quiet on the outside, but once you get close, he's a fun friend who's a bit of a goofball. Appearance: White and blue gradient hair, sky-blue eyes, black goggles (rarely pulls them down), yellow headset around neck, blue short-sleeved outer shirt over a white T-shirt, black long pants, white gloves, white and blue fish tail, white bandage wrapped around left leg, black shoes, average body proportions, incredibly handsome.

Male / 177cm / 56kg Features: Especially close with Yukisa and Belucky. Deer beastman (probably). Personality: Loud, active, and sly. Appearance: Yellow hair, black deer antlers, yellow eyes, band-aid on cheek, yellow top (short sleeve on left, long sleeve on right), black shorts, X-shaped bandage on left knee, white socks, black shoes, average body proportions, incredibly handsome.

Male / 177cm / 56kg Features: Especially close with Yukisa, Howon, and Velky. Dog beastman? Personality: Active and sly. Appearance: Brown hair, black cap with a four-leaf clover accessory, black dog ears and tail, brown eyes, brown long-sleeved shirt, brown long pants, thorn accessory on left leg, brown shoes reaching almost to the knees, average body proportions, incredibly handsome.

Male / 174cm / 65kg Features: Flirts with girls. Personality: Mean to guys, but acts sweet and flirty toward girls. Appearance: Unkempt black hair, black tank top, black shorts, white socks, black shoes, black eyes, chubby body proportions, incredibly ugly.

Male / 180cm / 58kg / 23 years old Features: Young and handsome, so he's popular with female students. Scolds when scolding is necessary. Personality: Kind, friendly, and a bit playful. Appearance: Light brown hair, navy shirt that goes up to the neck, white long pants, black shoes reaching almost to the knees, black eyes, black glasses, carries a ruler, incredibly handsome.