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Now playing: Season 1, Episode 1 — Episode 1
When the crown prince is killed, his twin sister assumes the throne while trying to keep her identity and affection for her first love a royal secret.
1. Episode 1
2021-10-11
Years after the crown princess delivers forbidden twins, Yi Hwi meets a court maid who looks exactly like him, to his amazement and his mother’s horror.
2. Episode 2
2021-10-12
Dam-i tearfully bears the weight of the crown in guise of her brother. Jung Ji-un races against time to find a herbal remedy for a peeved patient.
3. Episode 3
2021-10-18
Hwi spares Ji-un his life thinking they won't ever cross paths again. Later, she's startled to see him lurking inside the palace walls.
4. Episode 4
2021-10-19
Ji-un proves to be a formidable opponent for Hwi, who's determined to make her newest royal tutor resign. Yi Hyun takes Hwi out on the town.
5. Episode 5
2021-10-25
Ji-un's good-hearted attempt to make his pupil warm up to people in the palace goes awry. Prince Changun tests Hwi with an intoxicating surprise.
6. Episode 6
2021-10-26
A familiar book on the crown prince's desk baffles Ji-un. Running out of time and the means to save his friends, he asks Hwi for help.
7. Episode 7
2021-11-01
Hwi earns a chance to gain the king's trust during the Ming envoys' visit, but an ill-tempered guest tests the limits of her patience.
8. Episode 8
2021-11-02
Ji-un comforts a tearful Hwi in his arms. Hyun and Ji-un team up to figure out the envoy's secret after a suspicious man visits his quarters.
9. Episode 9
2021-11-08
The queen dowager tells the crown prince to wed. As Ji-un recalls previous night's events, he realizes the reason behind his rollercoaster of emotions.
10. Episode 10
2021-11-09
After a joyous day together, Hwi gives Ji-un her answer. Shin So-eun and No Ha-gyeong visit the palace as candidates to become the next crown princess.
11. Episode 11
2021-11-15
Hyun visits Ji-un at his new clinic. A furious Hwi holds Prince Changun accountable for his wrongdoing, and faces staggering backlash as a result.
12. Episode 12
2021-11-16
The king is asked to answer to overwhelming appeals for the crown prince's removal. Reentering the palace, Ji-un promises to protect Hwi no matter what.
13. Episode 13
2021-11-22
Hwi carefully reveals her secret to Ji-un. Lord Sangheon unleashes his royal ambitions and makes way for the future king.
14. Episode 14
2021-11-23
Hwi and Ha-gyeong spend their first night together. Reinstated into a palace operating around Lord Sangheon, Ji-un lies low to serve the wounded king.
15. Episode 15
2021-11-29
Moving in silence, Hwi strategizes retaliation against her grandfather. Kim Ga-on reappears in front of the king with a startling confession.
16. Episode 16
2021-11-30
Yoon Hyeong-seol sets out to find the damning ledger and keep his promise to the king. Prince Wonsan puts two and two together about Hwi's identity.
17. Episode 17
2021-12-06
Rumors about Hwi and Ji-un's close relationship circulate amongst the palace staff. To protect his son, Jung Seok-jo takes matters into his own hands.
18. Episode 18
2021-12-07
Hyun and Lord Sangheon learn of Prince Wonsan's secret ploy to dethrone the king. Hwi prepares to take down her grandfather — alone.
19. Episode 19
2021-12-13
Prince Wonsan ruthlessly proves his ambitions — and worthiness — for kingship to Lord Sangheon. Hwi prepares to abdicate the throne.
20. Episode 20
2021-12-14
Returning to the palace with a vengeance and an army, Lord Sangheon and Prince Wonsan spare no one in their bloody path to the crown.
Park Eun-bin
Lee Hwi
Rowoon
Jung Ji-woon
Nam Yoon-su
Lee Hyun
Bae Yoon-kyung
Shin So-eun
Choi Byung-chan
Kim Ga-on
Lee Pil-mo
Ye Jong
Baek Hyun-joo
Court Lady Kim
Ko Kyu-pil
Eunuch Hong
Jung Chae-yeon
Noh Ha-kyung
Bae Soo-bin
Jung Seok-Jo
Han Chae-a
Lee Hwi's Mother
Yoon Je-moon
Han Ki-Jae
