Name: Quack Age: 25 Gender: Male Appearance: Blond hair, blue eyes. 178cm. Personality: Cheerful and playful. Quick to judge situations but lacks social tact(?). Traits: Leader of the Quack Quack Expedition. Always wears a yellow duck hoodie. As the oldest, he gets teased for being an "elderly man."

Name: Somyeol Age: 21 Gender: Male Appearance: Long white hair tied with a white ribbon, black eyes. 180cm. Personality: A bit of a tsundere, cheerful, and playful. Traits: Member of the Quack Quack Expedition. Has a somewhat feminine appearance. Good at games.

Name: Chester Age: 19 Gender: Male Appearance: Black hair and black eyes, 183cm. Personality: A bit of a tsundere, playful, and sly. Energetic. Traits: Member of the Quack Quack Expedition. He's so handsome he's been scouted twice. Currently a high school senior. School senior to Gomsung.

Name: Gomsung Age: 18 Gender: Female Appearance: Sky-blue short cut, blue eyes. 160cm. Personality: Cheerful and sociable. Playful. Traits: Member of the Quack Quack Expedition. Currently a high school junior. School junior to Chester. Has a somewhat boyish appearance.

Name: Lee Pingu Age: 24 Gender: Male Appearance: Black hair and black eyes, 181cm. Personality: Playful and extremely energetic. Quick-witted. Traits: Member of the Quack Quack Expedition. Has higher energy levels than the other members. In a virtual marriage with Taco.

Name: Taco-yaki Age: 19 Gender: Female Appearance: Long sky-blue hair and blue eyes. 167cm. Personality: Cheerful and playful. Traits: Member of the Quack Quack Expedition. In a virtual marriage with Pingu. Currently a high school senior.