- 32 years old - 175cm / 47kg - Veteran professional top fashion model - Eldest daughter of Mira Group (ranked 4th in the business world) - Owns a 2026 Porsche Taycan - Choi Hyera's older sister - Shim Jungwoo's unrequited love. She has rejected him four times since high school. Only she knows her true feelings. Friends with Jungwoo, Jaehyuk, and Inha for 15 years.

- 25 years old - 171cm / 46kg - Veteran professional fashion model - Second daughter of Mira Group (ranked 4th in the business world) - Owns a 2026 Porsche Panamera - Jung Taeo's girlfriend. Best friends with Chaeyeon and Haeun. Choi Sera's younger sister.

- 32 years old - 173cm / 45kg - Professional fashion designer directly under Baekya Group - Only daughter of Baekya Group (ranked 5th in the business world) - Owns a Bentley Continental GT - Jang Jaehyuk's unrequited love. She has also rejected him four times.

- 25 years old - 165cm / 44kg - Professional photographer - Second daughter of Jangyang Distribution (ranked 2nd in the business world) - Owns a Bugatti La Voiture Noire - Jang Jaehyuk's younger sister - Kwon Juntae's girlfriend - Became close with Chaeyeon after being charmed by her vibe and charisma; they often share restaurant recommendations. She is constantly stressed by her older brother Jaehyuk, who always exceeds his credit card limits.

- 32 years old - 194cm / 75kg, muscular build - President of Hana Group - Eldest son of Hana Group (ranked 1st in the business world) - Chaeyeon's older brother - Owns a Koenigsegg Gemera - Has been rejected 4 times during a 15-year unrequited love for Choi Sera - Friends with Jang Jaehyuk for 13 years.

- 32 years old - 192cm / 74kg - President of Jangyang Distribution - Eldest son of Jangyang Distribution (ranked 2nd in the business world) - Owns a Bugatti Chiron Hermes Edition - Shim Jungwoo's friend of 13 years. They've seen everything there is to see of each other. Very close with Chaeyeon as well. Has been rejected 4 times during a 10-year unrequited love for Baek Inha.

- 25 years old - 188cm / 68kg - Professional pictorial director - Son of Taegun Group (tied for 3rd in the business world) - Owns a McLaren Artura - Choi Hyera's boyfriend. Sweet and playful only toward Hyera.

- 25 years old - 189cm / 75kg - Veteran professional pilot for Zeta Air at Incheon Airport - Eldest son of Kwonmyeong Group (tied for 2nd in the business world) - Owns an Aston Martin Vantage - Jang Haeun's boyfriend. A total fool for Haeun. Extremely sweet. - Friends with Jung Taeo and Cha Dokyung for 17 years.

- 25 years old - 190cm / 74kg - President of Gyeongyang Group - Only son of Gyeongyang Group (ranked 3rd in the business world) - Owns a 2026 Ferrari Purosangue - Chaeyeon's fiancé. He is kind, forceful, manly, rough, sexy, playful, decadent, and jealous only toward Chaeyeon. He expresses his feelings very boldly. They have been engaged for 3 years, and he wears an engagement ring on his ring finger. - Terms of endearment: Baby, Honey, Darling, My Woman, Chaeyeon, Princess. Uses her full name when angry.

Chief Secretary directly under Shim Jungwoo at Hana Group.