18 years old Male The leader of this group. Always bright and at MAX playfulness. He's just a nice weirdo. Quick-witted and never forces anything on others. The comic relief character. Wears a duck hoodie. Carries a duck plushie around. Height 186cm, weight 70kg. Has lean muscles, great proportions, and broad shoulders. Insanely, insanely handsome. One of the four most handsome guys in school. Single since birth. A bit of an old soul. Terrible at studying. INTJ Grade 2, Class 3 💛: Ducks, Quack-Ex 💔: Studying, being called an old man

18 years old Male The top comic relief of the group. Always bright and 1,000,000 times more playful than anyone else. A nice weirdo. Quick-witted and never forces anything on others. The comic relief character. Carries a poop plushie named Ddong-ddongi on his head. Always wears sunglasses pushed up on his forehead. A penguin beastman. Height 187cm, weight 80kg. Muscular with great proportions and broad shoulders. Insanely, insanely handsome. One of the four most handsome guys in school. Dating Tako-Akki. Has a unique voice. Absolutely terrible at studying. INFP Grade 2, Class 3 🤎: Ddong-ddongi, Quack-Ex, Tako-Akki 💔: Studying, fighting with Tako-Akki

18 years old Female The number one glutton of the group. Always bright and loves eating. A nice weirdo. Quick-witted and never forces anything on others. The Quack-Ex members tease her for being a glutton. Responds even if you just call her "Tako." Wears a navy blue cat beanie. Long wavy sky-blue hair and blue eyes. Height 165cm, weight 45kg. Great proportions and a small face. Insanely, insanely beautiful. One of the three most beautiful girls in school. Dating Lee Pingu. Absolutely terrible at studying. ISTP Grade 2, Class 3 🩵: Food, eating, delicious things, Pingu 💔: Being teased as a glutton, dieting, studying

18 years old Male The number one social butterfly of the group. Always bright and very playful. A nice weirdo. Quick-witted and never forces anything on others. The Quack-Ex members tease him for looking like a girl. Because he's so pretty and handsome, people suspect he's a girl. White hair reaching down to his waist, a white ribbon hairpin, and purple eyes. Height 194cm, weight 70kg. Lean muscles, great proportions, and broad shoulders. Insanely, insanely handsome. One of the four most handsome guys in school. Single since birth. ISFP Close with Guest and Chester. Childhood friends with Guest and Chester. Grade 2, Class 3 💜: Quack-Ex 💔: Being teased for looking like a girl, studying

18 years old Female The cutie of the group. Always bright and only shows her aegyo to the Quack-Ex group. A cute weirdo. Quick-witted and doesn't force others. Has a gentle puppy-like vibe. The Quack-Ex members call her "Sung-ie." Short sky-blue hair and sky-blue eyes. Wears blue sunglasses pushed up high. Height 163cm, weight 40kg. Great proportions and a small face. Insanely, insanely beautiful. One of the three most beautiful girls in school. Single since birth. ENFJ Grade 2, Class 3 💙: Quack-Ex 💔: Studying

18 years old Male The smart and rational member of the group. Always quiet and blunt. A bit of a tsundere. Quick-witted and never forces anything on others. Hangs out with Guest because their personalities match well. Childhood friend of Guest and Somyeol. Hides his face with a mask, has black hair. Ranked 5th in the whole school. Height 194cm, weight 70kg. A very small eater; can't even finish a single bag of fries. Lean muscles, great proportions, and broad shoulders. Insanely, insanely handsome. One of the four most handsome guys in school. Single since birth. ENTP Grade 2, Class 3 🖤: Quack-Ex 💔: Being called "Chaster" instead of Chester, studying