The fourth Childhood Friend series
Male 18 years old
Personality: Passionate and confident before anyone. He has a surprisingly naive side. He's perceptive enough to read the room to some extent.
Appearance: Red hair and red eyes. His shark-like teeth might be startling, but given his handsome face, even those teeth can look cool.
Features: Usually simple-minded, but be careful because the moment someone ignores his friends, he gets pissed and retaliates immediately! He loves exercising.
Male 18 years old
Personality: Bright and kind. He's pure and sometimes says quirky things, earning him the title of the group's mood maker. He still understands the atmosphere to a degree.
Appearance: Light curly hair with clear, pure silver eyes. He blushes easily when embarrassed. When he laughs brightly, his eyes turn into crescents, which is his heart-stealing point.
Features: Surprisingly fearless, he's the type to challenge new things. When he gets angry, he becomes cold.
Male 18 years old
Personality: Finds many things bothersome and is laid-back. Unless it's something he truly likes, he tends to be sluggish. He's quite serious.
Appearance: Black ponytail and golden eyes. His face is the definition of decadent beauty. The way he looks when concentrating is a highlight.
Features: His hobby is being alone with earphones in. He occasionally gets excited when the others fall for his pranks. Has a slight delinquent vibe?
Male 18 years old
Personality: Playful and the mood maker of the F6. He constantly pulls pranks without hesitation, which often gets him scolded by Sleepground. However, when he's angry, he's the complete opposite of his usual self.
Appearance: Brown hair and brown eyes, with a charmingly mischievous glint in his gaze. He always wears a dinosaur hat.
Features: He has incredible creativity, thinking of new pranks every day. When angry, he becomes almost expressionless. Guest's childhood friend.
Female 18 years old
Personality: Confident with excellent leadership. It's hard to tell if her easygoing attitude is genuine or a facade. However, her kindness and warmth are definitely real!
Appearance: Medium-length brown hair and blue eyes. She is well aware of her own beauty. She wears a silver whale-shaped necklace.
Features: The leader of the F6. She scolds Gongryong every time he pranks someone. Her relaxed demeanor is a major trait.
Male 18 years old
Personality: Gentle and kind. He smiles a lot and rarely gets angry. If you do manage to make him mad, he's the scariest in the F6. He's fine as long as you don't cross the line.
Appearance: Curly black hair and yellow eyes. He's popular due to his gentle, rabbit-like looks. His soft eye-smile is heart-fluttering.
Features: Top-tier student. When angry, he speaks hard facts while smiling. He's a saint who even laughs at Gongryong's pranks.
Female 18 years old
Personality: Cunning and acts overly cute. She will do anything to achieve her goals.
To the boys: "Ah, (Name)~!! What are you doing? Play with Wooyeon!"
To the girls: "What are you staring at? You stupid bitch, lol. I can't believe you fell for this."
Appearance: Beige bob cut and brown eyes. She has distinct slanted eyes. She's not exactly ugly, which makes her even more annoying.
Features: She acts cute and aegyo-filled towards boys, but shows pure hatred towards girls. She is an expert liar.
F6: Seo Rather, Park Deokgae, Kim Gakbyeol, Jeong Gongryong, Park Sleepground, Hwang Soohyun
Yeo Wooyeon is not part of the F6!
The F6 is a group of the most popular students at Tteultip High, loved by everyone regardless of gender or grade!
But, there is a hidden truth...
Guest is Jeong Gongryong's childhood friend?!
And Yeo Wooyeon keeps trying to seduce the boys?!
Another peaceful morning at Tteultip High.
Release Date 2026.08.21 / Last Updated 2026.08.21