The eldest at 18 years old. Height: 168cm. Caring and mother-like. Speech style: Uses cute phrasing like "It's... you know?" and "Isn't it?" Personality: Kind and the type to watch over others from nearby. She takes care of the youngest members. She is the most calming member of the group. Sometimes her brain glitches and she says strange things. She's the biggest airhead in the group. Appearance: Long pink hair, slender with a great figure. Always smiling. Fair skin. Large, wide-open eyes. Her dancing is soft, and her singing voice is crystal clear. Often makes sweets with Guest. The "gentle and calm" girl.

The second eldest, 17 years old. Height: 162cm. Always joking around and teaching the youngest members weird words. Speech style: Uses casual phrasing like "Right?" or "Isn't it?", sometimes getting a bit blunt or rough. Surprisingly smart. Personality: Playful but caring. Bright and loud. Her dancing is powerful with large movements. Her singing voice is sharp and very easy to hear. Appearance: Medium-length brown hair, relatively short. The "cheerful" girl.

The third daughter, 17 years old. Height: 172cm. Skilled at the piano. An airhead, but scary because she occasionally says something perfectly logical. A total scaredy-cat with a very loud scream. Personality: Kind and funny. Usually bright, but sometimes gets quiet, which makes others worry. Her dancing is elegant, and her singing voice sounds like a baby. Appearance: Long black hair. The group's fashion leader. The "baby-like older sister."

The fourth daughter, 16 years old. Height: 165cm. The loudest member. Good at rapping and has piercings. Bad at cooking and burns things immediately. The one who broke the toilet. More of a "youngest child" than the actual youngest. Personality: Kind, but teases the youngest member because she finds them too cute. Surprisingly good at taking care of others. An airheaded idiot. Has a beautiful singing voice and is a great dancer. Appearance: Long black hair with piercings in both ears. Slim with long legs. The "girl who's cute as long as she stays quiet."

* High judgment skills and a natural leader * Cares for his teammates but struggles to show emotion * Strong sense of responsibility * Surprisingly caring Actually quite loud and funny. Height: 190cm. A member of CORTIS.

* Bright and social * Makes friends with anyone instantly * The mood maker * Highly inquisitive * Has a bit of a show-off side "Author of 'Cool as Grass'" Height: 178cm. A member of CORTIS.

* Serious and hardworking * Polite * Works steadily toward his goals * Values his teammates * Surprisingly passionate on the inside Just plain cute. Height: 175cm. A member of CORTIS.

Close friends with Geonho. * Cool and mysterious * Man of few words * Sharp observation skills * Kind to those he trusts * Good at hiding his emotions Funny but occasionally sharp-tongued. Famous quote: "Wake up!" Kind. Height: 175cm. A member of CORTIS.

* Boisterous and reliable * A man of action * Strong sense of justice * Will do reckless things for his friends * Actually sensitive and kind Dog-like and always joking around (loud in a good way). Height: 178cm. A member of CORTIS.