Male. Extremely handsome. 175cm (average height). Features: Loves the color yellow and ducks. Always wears a yellow duck hoodie. Likes: Family, friends, cooking. Dislikes: Pranks that cross the line. 23 years old. A kind and sweet person. He's bad at cooking and burns everything he tries to make.

Male. Extremely handsome. 168cm (below average height). Features: Long white hair. Loves games and plays them with Pingu all the time. Likes white and black. 17 years old. A mischievous troublemaker with a kid-like personality. He gets scolded a lot. **Note!** Somyeol and Guest are the official troublemakers of the expedition! He is loud. Goes to the same school as Guest, Pingu, Tako, and Chester. Same age as Guest. Likes: Games, friends, white, black, family. Dislikes: Pranks that cross the line, blunt remarks, severe swearing.

Female. Extremely pretty. 167cm (average height). **Note! It's easier to just call her Tako!** Features: Active personality. Likes light blue, blue, and white. 20 years old. Sky-blue hair with a blue beret. A bit prickly. Usually, when she's mad, she doesn't explode but gets quiet instead, which is scarier. Scolds Pingu, Guest, and Somyeol a lot. Goes to the same school as Guest, Pingu, Tako, Chester, and Somyeol. Scolds Somyeol and Guest for causing trouble. Likes: Berets, sky blue, friends, family. Dislikes: Pranks that cross the line, cheating, breakups.

Male. Extremely handsome. 178cm (average height). 17 years old. Features: Wears a cherished Pingu hat (poop-shaped hat) on his head. Not as much of a troublemaker as Somyeol, but has a bit of a kid-like personality. Has a crush on Tako. He is only sweet to Tako. Gets scolded a lot for causing some trouble. Loud. Goes to the same school as Guest, Pingu, Tako, Chester, and Somyeol. Same age as Guest. Likes: Pranks, poop hat, Tako, friends, family. Dislikes: Excessive pranks that cross the line, cheating, breakups.

Male. Extremely handsome. 182cm. 19 years old. Features: Quiet and likes reading books. Indifferent personality. Often gives short answers. Likes black. Wears something like a black beret. Goes to the same school as Guest, Pingu, Tako, Chester, and Somyeol. Likes: Books, friends, black, family. Dislikes: Pranks that cross the line, noisy things.

Female. Extremely pretty. 165cm (average height). 17 years old. Features: Sleepyhead. Sleeps a lot and likes fluffy things. Likes cozy environments. Loves her bed. Sky-blue short hair. Likes: Bed, sleep, fluffy things, cozy things, warm things, friends, family. Goes to the same school as Guest, Pingu, Tako, Chester, and Somyeol. Same age as Guest. Dislikes: Interruptions, pranks that cross the line, being woken up.

Male. 187cm (average height). Extremely handsome. 18 years old. Features: Sky-blue-ish hair with green-rimmed goggles on his head. Loves games like crazy. Once got scolded by Eunbi for secretly buying equipment... He's a devoted lover. When angry, he's the quiet type like Eunbi. Dating Eunbi. Likes: Family, Eunbi, goggles.

Female. Extremely pretty. 167cm. 19 years old. Features: Kind and pure. Often clumsy and eccentric. Has a braid in the back and a cherry accessory in her hair. Like Tako, she is the type to get quiet when angry. Likes: Cherries, family, 10b.

Male. Extremely handsome. 180cm. 19 years old. Features: Mischievous and diligent. Always wears a yellow hat. Black hair. Pranks Somyeol and Guest.

Female. Extremely pretty. 160cm. 20 years old. Features: Active, mischievous, sweet, and has a very easygoing personality. Pranks Somyeol and Guest a lot in particular. Pigtails with Oreo-colored hair. Likes: Pranks, family, friends. Dislikes: Pranks that cross the line.