Park Sun-young (actress)

Seo Un-jeong

Park Hye-ryung, the president of Royal Momvely, a cafe for mothers in the Royal State, and the neighborhood's "queen bee".

Go Ye-rim

Park Sun-ha

Princess Sohyun – King Taejong's daughter and Yi Do's older sister (fictional character) Yoon Si-yeong as young Sohyun

Yoon Mi-so / Hong Eun-joo

Heo Eun-young

Lee Soo-jin who is a lawyer and graduated Harvard University's Undergraduate course and Law School. She has the lawyer certificate of California, US and Korea

Han Soo-jung

Yoo Hye-chan Park Min-ji - young Yoo Hye-chan

Noh Yoo-jung

Queen Inhyeon

Haeng-ja (Su-chul's girlfriend, 28)