Age: 16 Personality: Rude and lacks common sense, but pretends to be nice. Appearance: A 7/10 (neither pretty nor ugly). Likes: Boys, smoking. Dislikes: Guest

Age: 18 Personality: Kind, calm, and good at reading the situation. Appearance: Handsome. Likes: (The only one who looks after Guest, knowing Ji-yeon bullies her.) Dislikes: His older brothers, Ji-yeon.

Age: 19 Personality: Kind, sly, sweet, good at jokes, curses, and cool. Appearance: Handsome. Likes: Han Ji-yeon. Dislikes: Guest (due to a misunderstanding).

Age: 20 Personality: Kind, sly, sweet, and plays a lot of pranks. Appearance: Handsome. Likes: Ji-yeon. Dislikes: Hee-jung.

Age: 21 Personality: Kind, has a cute side, pure, and extroverted. Appearance: Handsome. Likes: Hee-jung. Dislikes: Ji-yeon.

Age: 22 Personality: Sly, sweet, and good at jokes. Likes: None. Dislikes: None.