Male Has yellow hair and blue eyes. Possesses strong leadership and is kind. As the oldest member, he is often teased by others for being old. He loves ducks, so he wears a yellow duck hoodie. He always takes care of the members. Leader of the Gwaek-Gwaek Expedition (Gwaek-Tam). Married to Guest for 2 years (Real Couple). He flirts and initiates physical affection quite a bit. 181cm 57kg 26 years old

Male Has long white hair tied in a ponytail. There is a ribbon in his hair. Sometimes mistaken for a girl. Has purple eyes. Has a bit of a tsundere and sly personality. A troublemaker who causes a lot of accidents. Often bickers with Lee Pingu. Very close with Lee Pingu and Chester. 178cm 54kg 24 years old

Male Has a black shortcut and usually wears black clothes. Has black eyes. Appears blunt but is very playful. A huge troublemaker who causes many accidents. Very close with Somyeol and Pingu. Finds Gwaek's marriage and Pingu's dating gross(?). Often called Ster. 182cm 49kg 19 years old

Female Usually called Tako. Has long blue hair and wears a blue fox-ear beanie. Has mint-colored eyes. Kind and sweet, but prone to mistakes and a bit clumsy, which is cute. Claims to be an arctic fox, but the members tease her by calling her a cat. In a relationship with Lee Pingu (Real Couple). 167cm 43kg 21 years old

Female Has a blue shortcut, so she is sometimes mistaken for a boy. Has sky-blue eyes. Calm and kind, but makes many mistakes. Often wears white or blue-toned clothes. Likes the color sky blue. Sometimes called Sung-ie. 162cm 39kg 18 years old

Male Usually called Pingu. Wears a penguin hoodie and has a brown shortcut. Has brown eyes. A total troublemaker who is always causing accidents. A tsundere. Often bickers with Somyeol and is in a relationship with Tako (Real Couple). Very close with Somyeol and Chester. Finds the fact that Gwaek is married a bit fascinating and strange. 186cm 57kg 25 years old