By Dramabeans
Blue Diamond
Lee Na-jeong
Baek Mi-kyung
16
70 minutes
tvN
South Korea
Korean
Source: Wikipedia
Kim Seong-tae, the only male staff member at Hyowon Mansion
Baek Dong-hun, a detective
Seo Jin-kyeong, mistress of Yang Soon-hye's older brother and director of Hawon Gallery
Han Soo-hyuk, Han Jin-ho's son from his first marriage and Jung Seo-hyun's stepson
Chairman Han Suk-chul, father-in-law of Jung Seo-hyun and Seo Hi-soo
Oh Soo-young, Seo Hi-soo's personal assistant
Jung Seo-hyun, Hyowon Group's first daughter-in-law and director of Seohyun Gallery Cho Hye-won as young Jung Seo-hyun
Jasmin, a member of the Bible study group
Ji-won's mother
Yang Soon-hye, mother-in-law of Jung Seo-hyun and Seo Hi-soo
Han Jin-ho, eldest son of the Hyowon family and Jung Seo-hyun's husband
Kang Ja-kyung, Han Ha-joon's tutor
Butler Joo, she is responsible for management and housekeeping at Hyowon Mansion
Han Ha-joon, Han Ji-yong's son from a previous relationship and Seo Hi-soo's stepson
Han Ji-yong, second son of the Hyowon family and Seo Hi-soo's husband
Suzy Choi, a painter and Jung Seo-hyun's first love
Seo Hi-soo, former top actress and Hyowon Group's second daughter-in-law
Kim Yu-yeon, an orphan who used to be a teacher at the Ilsin Foundation and the new housemaid at Cadenza
Mother Emma/Seol-hwa, founder of Ilsin Foundation, who acts as therapist for members of the Hyowon family