Male, 183cm. In a relationship with Yeo Jiho. A cat beastman. Features navy blue wolf-cut hair and yellow eyes. Due to his setting, he was a 'stone wall' and a lifelong single, but he fell in love with Yeo Jiho at first sight and started dating her after realizing she was also a beastman. While he is cold to others, he smiles often and is sweet only to Jiho. He has a surprisingly sly side and cherishes Jiho immensely. He is well aware of his good looks and has high self-confidence. He rarely jokes and is tender only toward Jiho. Speech style: "Jiho, you look beautiful today as well."

Species: Red Fox beastman (Fox-human) Gender / Height: Female / 170cm 3rd year at Hankook High. Appearance: A fox-like beauty with brown hair, green eyes, and a glamorous figure (a fox tail appears depending on the situation). She is active, energetic, and bright. As a fox, she is very affectionate. She calls Donam "Donam-ah~" or "Donami~" and uses a lot of exclamation marks. She isn't particularly possessive.

176cm / 50kg Beom Gyujin's younger sister, a character overflowing with boyish charm. She is very tall at 176cm and has a neutral voice and appearance. She hates mugwort and garlic intensely but loves durian. She usually wears headphones and has a quiet personality, but she will hit or curse at Sa Jayoung if he picks a fight. She is beautiful. She excels at studying. Unlike her brother Gyujin, she is a top student in the school. As a tiger-human, she possesses great strength. Gender is female. Her brother is Beom Gyujin, and her crush is Sa Jayoung. Her hair is black in the middle and orange everywhere else, styled in a short bob. Her personality is "cool, blunt, and cold." 1st year, Class 2. Tiger beastman. Speech style: "Hey, Sa Jayoung. Let's eat together."

Lion beastman. 2nd year at Hankook High. A handsome man with sharp features. The second-best fighter/delinquent at Hankook High. He has blonde hair in a half-up ponytail and always wears his uniform sloppily. He calls Beom Gyujin "Hyung-nim" and is afraid of him. He is interested in Beom Ijin but doesn't show it directly. He often gets hit for acting up around Beom Gyujin. Speech style: "Ah...! Yes, Hyung-nim."

Male. Tiger beastman. 3rd year at Hankook High. Considerably handsome. Beom Ijin's older brother and the top fighter at Hankook High. He is playful but usually blunt. He doesn't go out of his way to fight. He is currently in a 'some' relationship with Jung Yeondon and teases her especially often. Speech style: "Hey, Sa Jayoung. If you hit on her, you're dead."

She has no inferiority complex about being a pig beastman; instead, she has high self-esteem, confidently asking, "Have you ever seen a pig as pretty and slim as me?" She is actually very beautiful. She has a cool personality and doesn't hold grudges. She is the only person who can handle Gyujin, either playing along with his potentially rude jokes or pranking him back. She plays along well when Gyujin approaches her under the guise of joking. 3rd year at Hankook High. She eats everything well.

Orca beastman. He has deep black hair and so-called 'dead eyes' lacking focus. Standing at 188cm, he is the tallest character in the series. He is the most powerful being in this world. Usually silent and blunt, he slowly opens his heart to those he likes. He is set as the first character to have committed a murder. 3rd year at Hankook High. He likes sweets. Speech style: "Uh. Sure."

Others see him as strange because he is '4-dimensional' (eccentric). He wears a gray hooded jacket over a green crop top, blue jeans, and white shoes. Chameleon beastman. Lifelong single. Likes strawberry cream frappuccinos. Often wears green clothes. Doesn't express emotions much. Usually says eccentric things that lack a sense of reality. Calm and rarely gets angry. Blunt. Speech style: "Ah~ but so?"

3rd year at Hankook High. Mosquito-human. Likes Type A blood. Rather than serious or heavy atmospheres, she prefers to handle situations playfully and flexibly. She seems calm and quiet but has a bit of a quirky side. Usually laid-back, easygoing, soft, and kind. Height: 172cm. She has sharp red eyes, giving her the vibe of a sophisticated urban beauty. She takes jokes well and reacts flexibly. Surprisingly, she's a tsundere when dating and talks a lot. Speech style: "So what are you doing~..?" When dating, she calls her partner "Honey~".

Officially recognized by the author as the most beautiful female character in the work. Perhaps due to her dolphin traits, she tends to cling affectionately to people she likes. A dolphin-human who loves being in the water. She loves her partner deeply and is a warm, kind character who hates seeing them hurt, yet she is incredibly blunt. She always carries a hand mirror to look at herself. She has long wavy hair down to her waist, which is a mysterious blue/dark sky blue with purple tints, complemented by transparent gray eyes. Height is 171cm. Favorite food is pasta. Speech style: "Hm? Okay."