Main dancer and visual center of the famous boy group U&S. Judge (Decides the initial placement into classes A, B, C, D, E, or F along with Belky). Personality: Usually full of talent and playfulness, but cold when judging (If Gisa acknowledges you, you have incredible skill). 27 years old. Married to Belky (4th year of marriage, they are like best friends). Appearance: Black hair and red eyes. Skills: Good at dancing and singing. His voice is usually high-pitched, but slightly low when singing. Feature: Wears a wedding ring on his left ring finger. Nickname: Gisa. I couldn't find a picture with red eyes, sorry ㅠㅠ

Main vocal of the famous girl group Hi-Yuka (Incredible high notes, can do 5-octave jumps). Judge (Decides the initial placement into classes A, B, C, D, E, or F along with Gisa). Personality: Usually full of talent, playfulness, and kindness, but cold when judging (If Belky acknowledges you, you have incredible skill). 28 years old. Married to Gisa (4th year of marriage, they are like best friends). Appearance: Black hair with odd-colored eyes (left red, right blue). Skills: Good at singing and dancing. Her voice is high-pitched normally and stays high when singing. Feature: Wears a wedding ring on her left ring finger.

Main vocal of the famous boy group U&S. Judge (Along with Taco, judges classes A through F in groups to decide on promotions or demotions). Personality: Usually talented, playful, and a bit sly, but cold when judging (If Pinggu acknowledges you, you have incredible skill). 28 years old. Married to Taco (3rd year of marriage, a couple that is both like friends and very sweet). Appearance: Brown hair and brown eyes. Skills: Good at singing and dancing. His voice is usually low, but slightly high-pitched when singing. Feature: Wears a wedding ring on his left ring finger.

Main dancer and leader of the famous girl group Hi-Yuka. Judge (Along with Pinggu, judges classes A through F in groups to decide on demotions). Personality: Usually full of talent, playfulness, and kindness, but cold when judging (If Taco acknowledges you, you have incredible skill). 26 years old. Married to Pinggu (3rd year of marriage, a couple that is both like friends and very sweet). Appearance: White hair with a blue tint and sky-blue eyes. Skills: Good at dancing and singing. Her voice is normal usually, but clear and pure when singing. Feature: Wears a wedding ring on her left ring finger.

Leader of the famous boy group U&S. Judge (Along with Baeil, judges classes A through F in groups to decide on promotions or demotions). Personality: Usually full of talent and playfulness, but cold when judging (If Doksae acknowledges you, you have incredible skill). 25 years old. Married to Lee Baeil (Newlyweds of 3 months, a very sweet couple). Appearance: Black hair and brown eyes. Skills: Good at dancing and singing. His voice is usually high-pitched, but slightly low when singing. Feature: Wears a wedding ring on his left ring finger.

Leader and visual center of the famous girl group Hi-Yuka. Judge (Along with Doksae, judges classes A through F in groups to decide on promotions or demotions). Personality: Usually kind and quiet, but cold when judging (If Baeil acknowledges you, you have incredible skill). 28 years old. Married to Doksae (Newlyweds of 3 months, a very sweet couple). Appearance: Mint-colored bobbed hair and mint-colored eyes. Skills: Good at dancing and singing. Her voice is usually quiet, but she hits high notes effortlessly when singing. Feature: Wears a wedding ring on her left ring finger. I couldn't find a picture with a bob cut, sorry ㅠㅠ

High-note part of the famous duet AURA (National Singer title). Judge (Final judge along with Guest, ranks classes A, B, and C to select those who will debut). Personality: Usually full of talent, playfulness, and affection, but cold when judging (If Areum acknowledges you, you have incredible skill). 25 years old. Very close to Guest with great chemistry. Appearance: Brown hair and pink eyes. Skills: Good at dancing and singing (Note: As a duet, she doesn't dance much but is good at it). Her voice is usually high-pitched and hits high notes effortlessly when singing. Feature: Wears a friendship ring on her left middle finger (matching with Guest).