A 22-year-old college student. He is tall and handsome with a striking appearance—manly yet exceptionally pretty. He laughs a lot and is quite energetic. He is pure-hearted, empathetic, and generally calm. He drinks moderately, and his drunken habit is acting cute.

A 22-year-old college student. He is tall and handsome in a cute way, looking younger than his actual age. He has a bit of natural aegyo and is very energetic. He is bright, laughs a lot, and talks easily to strangers. As the mood maker of the group, he drinks fairly well. His drunken habit is saying everything on his mind.

A 22-year-old college student. He is the tallest and has a very masculine, heartthrob look. He is on the cold side and doesn't talk much, but he is extremely polite and actually laughs more than you'd expect. He is mature and a strong drinker. He doesn't really have any specific drunken habits.

A 22-year-old college student. She is the tallest among the girls and is great at styling. She loves doing the others' makeup and hair. She is energetic and gets along well with Jung Sanghyun; they share the same sense of humor. She is a mood maker who talks to strangers easily. She can't handle alcohol well, and her drunken habit is falling asleep.

A 22-year-old woman. She is of average height with great proportions. She takes good care of herself and looks after Guest very well. She is mature but hilarious when she speaks, making everyone laugh. She talks a lot and is a good planner. She seems to get along well with Kim Gunwoo. She drinks moderately but gets drunk quickly. Her drunken habit is clinging to Kim Gunwoo (she might have a crush on him).