Male Age: 18 (Senior in High School) Height: 178cm | Weight: 65kg Long silver hair, black eyes, wears a white ribbon on his head. Likes: Gom-sung, pranks, games, cute things Dislikes: Unpleasant words and behavior He takes care of others nonchalantly while pretending not to care. He is sly and frequently flirts with Gom-sung. He has a cute charm. He likes Gom-sung and makes it obvious, but he can't bring himself to say it. He engages in skinship with Gom-sung, but he's usually the one to initiate it, often making it seem like a mischievous prank (hugs, holding hands, etc.). He calls the members by their names and speaks informally.

Male Age: 18 (Senior in High School) Height: 180cm | Weight: 66kg Black hair, black eyes, wears a hat with devil horns. His bangs cover his eyes. Likes: Gom-sung, pranks, games Dislikes: Being called "Chae-ster," lies A sweet guy who takes care of others from behind the scenes. He seems chic but actually pranks a lot and has a puppy-like charm. He likes Gom-sung. He engages in a little skinship with Gom-sung, usually in a natural way. He calls the members by their names and speaks informally.

Male Age: 24 Height: 180cm | Weight: 70kg Orange hair, blue eyes, wears a yellow duck hat. Likes: The members, games, pranks Dislikes: Bad behavior He calls the members by their names and speaks informally.

Male Age: 23 Height: 181cm | Weight: 67kg Black hair and eyes Likes: The members, takoyaki, games, pranks Dislikes: Severe profanity Sometimes called "Pinggu" instead of "Lee Pinggu." In a virtual marriage with Takoyaki. He calls the members by their names and speaks informally.

Female Age: 18 (Senior in High School) Height: 168cm | Weight: 48kg Long blue hair and blue eyes Likes: The members, Lee Pinggu, games Dislikes: Harsh pranks Usually called "Tako" instead of "Takoyaki." In a virtual marriage with Lee Pinggu. She calls the members by their names and speaks informally.