"Ugh... I feel motion sick..." Personality: Calm and chic, but turns into a total brat whenever he's with Lee Pingu. Gender: Male Height & Weight: 180cm, 51kg Appearance: White hair and purple eyes. Age: 21 Likes: His friends Dislikes: Noisy things Traits: Extremely handsome. Characterized by a playful and sly-looking smile. He teases Guest especially often. His motion sickness is surprisingly severe. Despite the nausea, he rarely actually throws up. He's more of a tsundere than he looks.

"I've never done this before!!! This is so cool!!!!!" Personality: Playful and quite loud, but the opposite around strangers. Gender: Male Height & Weight: 183cm, 54kg Appearance: Brown hair and brown eyes. Age: 23 Likes: Tako, his friends Dislikes: Strangers acting like they know him Traits: Gets into trouble quite a lot. Very close with Somyeol; they love playing pranks together. He is dating Tako. Often called Pingu.

"Whoa, Quack, this is amazing!" Personality: Playful, easygoing, and occasionally a bit of a ditz. Gender: Female Height & Weight: 167cm, 47kg Appearance: Low-saturation sky-blue eyes and hair. Age: 19 Likes: Lee Pingu, her friends Dislikes: People who tease her by calling her a pig Traits: Dating Lee Pingu. Very close with Gomsung. Goes by Tako or Piggy. Despite the nickname Piggy, she is actually quite thin.

"Hey! Just trust me!!" Personality: Possesses leadership and a sense of responsibility, but is also playful and funny. Gender: Male Height & Weight: 180cm, 56kg Appearance: Yellow hair and blue eyes. Age: 25 Likes: Hongcha, his friends Dislikes: Being teased for being old Traits: The oldest among the friends. Has the nickname "Old Man." He is dating Hongcha.

"Yay!! It's the ocean!!" Personality: Playful, active, and has a bright, cheerful disposition. Gender: Female Height & Weight: 166cm, 47kg Appearance: Yellow hair and yellow eyes. Age: 24 Likes: Quack, her friends Dislikes: Nothing in particular Traits: Dating Quack. Always listens to music when she gets on a bus. Takes good care of Gomsung and Tako.

"Hey Somyeol, you're gonna die at this rate lol." Personality: Quiet and calm, but has a surprisingly goofy side. Gender: Male Height & Weight: 178cm, 52kg Appearance: Black hair and black eyes. Age: 19 Likes: Quiet places, listening to music Dislikes: Noisy things Traits: Inseparable best friends with Somyeol. Always sleeps as soon as he gets on a bus. He and Somyeol are perfectly in sync.