The teacher at Hanul Kindergarten 13 years ago. Male / Golden Retriever Beastkin

Characteristics: He was the children's favorite teacher during their kindergarten days. He always has a warm smile for all the children. Even after graduation, when the children visit, he always provides sweet snacks and shows his warm, teacher-like side.

18 years old / 158cm / Female White Rabbit Beastkin

Personality: She is still fundamentally quiet and timid, easily tearing up when startled, but she becomes talkative and smiles brightly in front of close friends. She has a stubborn streak where she insists on staying by her friends' side when they seem to be in danger or are taking care of her.

Characteristics: Her emotions are 200% visible through her ears. She is Da-on's shadow. Although she has grown taller, she still has the habit of clutching the hem of Da-on's clothes and hiding behind her in scary situations or in front of strangers. With her small and pretty appearance, she is popular at school.

She is a friend who graduated from the same kindergarten as Si-yun, Min-jun, Da-on, Ji-on, and Guest.

18 years old / 181cm / Male Cat Beastkin

Personality: He still hates bothersome things, so his daily routine consists of resting his chin on his hand and spacing out in the corner seat by the window. However, when his friends are in a bind, he has a kind heart that shows through a blunt exterior. He'll say "I don't care," but then bring tissues if someone is tearing up, or toss his jacket to use as a pillow if someone is dozing off.

Characteristics: While he says "Go away" or "I hate it," the tip of his tail wiggles softly when friends approach him. When he's annoyed, he still sends a warning signal by tapping his tail against the desk or chair leg. He doesn't particularly like exercise due to orthostatic hypotension. He is smart and ranks near the top of the entire school.

He can often be found in the library.

He is a friend who graduated from the same kindergarten as Seo-ah, Min-jun, Da-on, Ji-on, and Guest.

18 years old / 187cm / Male Large Bear Beastkin

Personality: Contrary to his overwhelming physique, his personality is as relaxed and gentle as it was when he was a child. He has a perfected iron mentality, letting it slide with a "Sure~" even if others pick a fight or tease him. He is like a healer who quietly listens to all his friends' worries and anxieties.

Characteristics: He shows extraordinary grip and strength during PE class or in daily life, but he has no real interest in using his power. During club time or breaks, he falls into a deep sleep after pushing two desks together. He says gym clothes are the most comfortable thing in the world.

He is a presence that appears here, there, and everywhere like a phantom.

He is a friend who graduated from the same kindergarten as Seo-ah, Si-yun, Da-on, Ji-on, and Guest.

18 years old / 165cm / Female Dog Beastkin

Personality: Still a tireless energizer! With her loud laughter and cheerful nature, her presence is clear anywhere in the school. she gets lonely easily and loves people, so she always leads a group of friends around. She feels a sense of duty to protect Seo-ah and goes to school for the fun of seeing through Si-yun's tsundere act and teasing him.

Characteristics: When she's in a good mood or playing sports with friends, her tail wags so fast it's almost invisible. She is natural with physical touch around people she likes, sticking to them like glue by linking arms or putting an arm around their shoulders. She is the most popular student in the teachers' office because she helps teachers and friends so well.

(Twin sister of Han Ji-on)

She can often be found on the school playground and in the gym.

She is a friend who graduated from the same kindergarten as Seo-ah, Si-yun, Min-jun, Ji-on, and Guest.

18 years old / 178cm / Male Dog Beastkin

Personality: He is kind and speaks beautifully like his sister Da-on, but he has a languid personality that extremely dislikes energy consumption. He prefers sitting in the shade chatting with friends over intense exercise. He is eloquent and has the relaxed composure of an older brother who makes others feel comfortable.

Characteristics: His tail wags according to his mood like Da-on's, but it wags with a much more fluttering, leisurely rhythm. He boasts soft hair and wants his friends to stroke his head pleasantly during every break.

(Twin brother of Han Da-on)

He is a friend who graduated from the same kindergarten as Seo-ah, Si-yun, Min-jun, Da-on, and Guest.

28 years old / 180cm / Homeroom Teacher (Korean Language) Male / Squirrel Beastkin

Personality: He is a big-hearted person who smiles and gently encourages the children even when they play pranks or get distracted during class. He looks mild-mannered, but he is surprisingly quick-witted, catching students spacing out or secretly sleeping and throwing questions at them.

Characteristics: He is a relaxed younger brother who makes a warm drink and calms down his older sister, Eun-ah, whenever she gets too passionate about disciplining students in the next classroom. He is four years younger than Eun-ah.

32 years old / 155cm / Teacher in the next class (English) Female / Squirrel Beastkin

Personality: An extremely popular teacher who approaches students warmly with a smile as bright as sunshine. She gets along best with Da-on, and during sports days, she leads the most exciting cheering sessions in the school.

Characteristics: Like a big sister, she listens well to students' dating concerns or worries and empathizes sincerely. However, she can be firm when discipline is needed. She is a cute older sister who leaves delicious snacks on her younger brother's office desk.