The Great Doctor

Eun Soo, who has been suffering from fever all night long, is kidnapped by Ki Chul, and Ki Chul wants to go to the heavens with her.

Choi Young is unwilling to let go of Eun Soo even for one moment. Eun Soo hasn't given hope on the antidote and examines Choi Young's hand.

Gong Min brings an attack against all those in favor of Won. Choi Young wants to keep Eun Soo by his side and gets more and more nervous.

Eun Soo is a member of Woo Dal Chi and accompanies Choi Young. Ki Chul is furious about the betrayal and plans to attack the palace with Duk Heung.

No Guk's kidnapping turns the palace upside down, and Gong Min starts to waiver. Choi Young and Eun Soo both return to devise a plan to save No Guk.

The envoy from Won says he will give the throne to whoever is willing to give up sovereignty. Choi Young takes on a journey to let Eun Soo go.

Choi Young stops Eun Soo's wedding and waits for Gong Min while laying out recapture plans. Duk Heung is cornered and threatens Eun Soo.

Desperate to save Choi Young, Eun Soo makes a deal with Duk Heung-gun. Upon hearing this, Choi Young is furious and asks Eun Soo if she can be loyal.

With Cho Il Shin's rebellion, Gong Min has no choice but to flee the palace, while Duk Heung continues his dangerous deal with the throne at stake.

Thanks to Eun Soo, Choi Young finds happiness again, but Ki Chul plots to name Duk Heung-gun as the new king. No Guk worries about King Gong Min.

Ready to die, Choi Young throws himself in a one-on-one battle with Ki Chul. Eun Soo goes back to save Choi Young and offers to be his partner.

Ki Chul threatens King Gong Min with people's lives, and Choi Young counterattacks and manages to save Eun Soo.

Choi Young and Gong Min take the first steps to install a new political framework. Ki Chul has Eun Soo imprisoned so he can gain her knowledge.

Choi Young is imprisoned under suspicion of treason. Eun Soo fails to make a deal with Ki Chul to save him, so she hatches an escape plan.

Choi Young is chased down by both Ki Chul and Kwan Gun, as Ki Chul manages to take away the trust Gong Min has in Choi Young little by little.

As Eun Soo and Choi Young start their long journey together, Gong Min gets anxious. Ki Chul takes advantage of the situation to plant a seed of doubt.

King Gong Min and Ki Chul are at odds, placing Eun Soo in the middle. But both are taken aback when Eun Soo unexpectedly strikes back.

Despite Gong Min's pleas for her to stay, Eun Soo still plans to return to her time -- yet there's no way of knowing when the door will open again.

Choi Young awakens from surgery and, knowing that they will all die if they don't run away now, gets ready to leave. But Eun Soo refuses to go.

Eun Soo urges Choi Young to call an ambulance. Yet Choi Young will only let her go if she can save No Guk, forcing Eun Soo to perform the surgery.

In the year 1351, Gen. Choi Young must find a doctor to cure a wounded princess. As he enters Cheon-hyeol, he finds himself in Seoul in the year 2012.