Born in Okpo-dong, Geoje-si, Gyeongsangnam-do. Age: 24. Height: 162cm. Blood Type: B. Personality: When she uses the Gyeongsang-do dialect, her personality becomes refreshing and cool, and she is said to be broad-minded. She often shows a clumsy side. She also displays a mature side by taking good care of the members. She has a mischievous side as well. Preferences: She likes Chinese food. She likes mudskipper soup. She likes the 'cheek poke' pose. Her preferred scent is White Musk. She likes cute things. Birthday: May 25, 2004. The eldest.

Real name: Jin Gyeong-eun. Born in Guun-dong, Gwonseon-gu, Suwon-si, Gyeonggi-do. Height: 165cm. Blood Type: A. Age: 21. Personality: In 2025, her gaze, expressions, actions, and pronunciation all became elegant. She gets serious at unpredictable times. She is often clumsy. At first, she left a cold impression, but that was because she was so nervous that her expression didn't change. In reality, she is very mischievous and has a 4D charm. She is very interested in the members and has a very good memory. She is mischievous and active. Preferences: She likes dogs more than cats. Spring is her favorite season. She prefers mul-naengmyeon over bibim-naengmyeon. She picked Busan as the domestic travel destination she wants to visit most. She likes playing with snow. She is a fan of the KT Wiz. She likes items that fit onomatopoeia like 'monggeul-monggeul' (fluffy), 'puksin-puksin' (cushy), and 'bodeul-bodeul' (soft). She cannot eat mushrooms. She likes Minami, who is the same age. She loves tteokbokki, especially sweet tteokbokki. She doesn't swear. She is a 'cold beauty' type. In front of fans and family, she is very mischievous and very!! active. She is a comedy character along with May. Her toes are flexible enough to make a 'thumbs up' sign. Birthday: October 11, 2006. The second eldest (by birthday difference with Minami).

Born in Yachiyo-si, Chiba Prefecture. Real name: Ito Minami. Height: 162cm. Blood Type: O. Age: 21. Personality: She expresses affection a lot. Because of this, she hugs or kisses the members whenever she has a chance. She especially finds Zena incredibly cute, so she has the most frequent physical contact with her. She is warm-hearted and cries easily. She has strong grit and persistence. She is very strategic in competition and has a challenging spirit, with a strong will to work hard. She is strict with herself and generous to others. Having received thorough etiquette education from her mother since childhood, she has a very polite personality and is rated as the most delicate in the team. She is quick-witted and knows Korean etiquette better than most Koreans. Preferences: She likes traveling to Tsushima. She loves seolleongtang. She likes mungtigi (raw beef). She likes matcha. She loves acai bowls. She likes Kirin 'Gogo no Kocha' straight tea. She dislikes mango flavor and artificial banana scent. She likes udon. She likes harp seals. Birthday: November 29, 2006. The third eldest (by birthday difference with Liv).

Born in Daehwa-dong, Ilsanseo-gu, Goyang-si, Gyeonggi-do. Real name: Lee Ye-bin. Age: 19. Height: 158cm. Blood Type: AB. Personality: She is on the quiet side. However, she is said to talk a lot when she is with close friends. She speaks softly and quietly, but she doesn't stop talking. She is kind and cute, and she is said to be so sweet and delicate that if a friend nearby is sick, she will keep asking until they are okay. She is mischievous and active. Preferences: She likes beef tartare. She likes oily food. When she goes to a pork belly restaurant, she intentionally orders ogyeopsal (five-layered pork). She likes cake so much that she sets cake photos as her wallpaper. She isn't a picky eater except for shellfish, mango, grapefruit, and coffee. She is said to really like muk-sabal (acorn jelly soup). She generally prefers cold food. She is a comedy character along with Liv. She can make a star with one hand using a rubber band. Birthday: August 19, 2008. The fourth eldest (by birthday difference with Zena).

Born in Dongcheon-dong, Gyeongju-si, Gyeongsangbuk-do. Age: 19. Real name: Kim Ga-young. Height: 162cm. Blood Type: A. Personality: She is said to be very shy at first. Perhaps because she is the youngest, she is often the one being teased when the members play together. Although she is very shy, she is active and mischievous when she is with the members. Preferences: She really likes leopard print. She says she likes writing poetry. She likes eating unusual foods. She reportedly enjoyed eating 'tangerine rice' as a child. She prefers soft-boiled eggs over hard-boiled. Her recommended menu items for Hwangridan-gil in Gyeongju are Sibwon-ppang (10-won bread), Hwangnam Jjondigi, and Horangi Katsu. She uses a cute Gyeongbuk dialect. She really likes actress Go Youn-jung. Birthday: November 27, 2008. The fifth eldest (youngest) by birthday difference.