Scarlet Heart: Ryeo

Top Cast

IU as Go Hajin / Lady Hae Soo
Lee Joon-gi as Wang So (4th Prince)
Kang Ha-neul as Wang Wook (8th Prince)
Hong Jong-hyun as Wang Yo (3rd Prince)
Baekhyun as Wang Eun (10th Prince)
Nam Joo-hyuk as Wang Baeka (13th Prince)
Kim Ji-soo as Wang Jeong (14th Prince)
Yoon Sun-woo as Wang Won (9th Prince)
Kim San-ho as Wang Mu (Crown Prince / 1st Prince)
Seohyun as Princess Woohee

Seasons

Season 1 (2016)

During a solar eclipse, Go Hajin is magically transported from the present day to the Goryeo Dynasty in 10th century Korea. Further complicating matters, she finds herself stuck in the body of a young woman named Haesoo.

Episodes:

Ep. 1: Traveling Back to Goryeo (2016-08-29)

After seemingly drowning in the present day, Go Hajin wakes up in the Goryeo era, assuming the body of Lady Hae Soo. The princes of the palace nervously await the return of their brother, 4th Prince Wang So.
Ep. 2: So's Real Face (2016-08-29)

Hajin's feisty behavior gets her into trouble with 10th Prince Wang Eun, as well as the mysterious and dangerous So. The spiritual ritual ceremony arrives.
Ep. 3: The One Behind (2016-08-30)

So and 8th Prince Wang Wook realize something troubling in the forest. Hajin tries to more convincingly assume her new identity.
Ep. 4: Staying in Songak (2016-09-05)

Lady Hae Myeong feels as though she has not fulfilled her duties as a wife to Wook. Hajin begins to better understand So.
Ep. 5: The First Time I Met You (2016-09-06)

Hajin tries to push aside her feelings for Wook, while Lady Hae tries to push the two closer together. So adjusts to his new life in the palace, though not everyone is delighted by his presence.
Ep. 6: Hae Soo Cut Her Wrist (2016-09-12)

Hajin is informed that she will be getting married. She is reluctant, but her betrothed is a man whose grasp is difficult to escape.
Ep. 7: A Court Lady in Damiwon (2016-09-13)

Hajin's new life as a court lady presents more challenges than expected. The palace celebrates Eun's birthday.
Ep. 8: The Ritual Ceremony (2016-09-19)

Hajin discovers the real reason Court Lady Oh Sooyeon is so strict with her. A rain ritual is planned to help end the drought.
Ep. 9: He is King Gwangjong (2016-09-20)

Hajin realizes which prince will become King Gwangjong and wonders if she can change the future. A royal marriage is determined.
Ep. 10: The Proposal (2016-09-26)

Wook begins to feel threatened by So's relationship with "Soo". News of the Crown Prince's family causes trouble for him within the palace.
Ep. 11: Begging for Forgiveness (2016-09-27)

Hajin is placed under arrest for poisoning So, and Wook must prove her innocence before it is too late.
Ep. 12: Assassinate the King (2016-10-03)

Hajin is demoted to a water maid while So is sent away to Later Jin. One year later, the peace gathering approaches.
Ep. 13: The Rebellion (2016-10-04)

The king sends Hajin on an imperative mission, but to succeed, she must learn who she can and cannot trust.
Ep. 14: Opening Up (2016-10-10)

So must make a sacrifice for the sake of the king and his daughter. The princes are stunned to reunite with a familiar face.
Ep. 15: Looking for Eun and His Wife (2016-10-11)

King Jeongjong sends So after Eun for "plotting treason," and Hajin is again unsure of who she can trust.
Ep. 16: A Test (2016-10-18)

Eun and Park Soondeok try to escape the Damiwon. So decides that he must become King of Goryeo, which means he must make sacrifices.
Ep. 17: Goryeo's 3rd King (2016-10-24)

3rd Prince Wang Yo's mental and physical health continue to dwindle, and So takes advantage. Princess Hwangbo Yeonhwa and Queen Hwangbo come up with a new plan for the future of their family.
Ep. 18: The Empress (2016-10-25)

So is pressured to marry Yeonhwa. Queen Yoo falls ill upon hearing that 14th Prince Wang Jeong is being punished.
Ep. 19: Leaving the Palace (2016-10-31)

13th Prince Wang Baeka is chosen to lead soldiers in pacifying the slaves of Hubaekje. Jeong reveals to So his plan to marry Hajin and take her away from the palace.
Ep. 20: The Letters (2016-11-01)

Hajin leaves the palace to live with Jeong, but her condition worsens. Will she and So reunite before it's too late?