Horse Doctor

Myonghwan meets Kang Dojun and Inju at the apprentice library. There, they share their hopes and dreams together. However, after they find out the secret behind the Crown Prince's assassination, they are faced with grave danger...

Kwanghyun finally frees himself and goes out to the capital. There, he meets Youngdal, the real daughter of his father, Baek Suk Gu.

Kang Dojun's disgraced clan gets restored. Meanwhile Kwanghyon, Baek Sukgu, and Yongdal are on the run.

Kwanghyon gets saved and lives in the stables. While the ministers come to buy the horses, Jinyoung comes along with Yi Myonghwan.

The doctor in the cave discovers Kwang Hyun's abilities as he heals the horse for the first time. After time passes, Kwang Hyun pays another visit to the capital and meets Jinyoung...

Jinyoung finds out that the horse doctor's name is Kwanghyon. Kwanghyon decides to save the horse that is supposed to be a tribute for the Qing.

Kwanghyon uses seven calming points to cure the horse that's supposed to be a tribute to the Qing. Ji Nyung finally joins the Welfare Clinic, where she gets sent to the stables.

Kwanghyon and Jinyoung start working together at the Royal Stables. They find out about the cattle plague that spreads to people.

Kwanghyon thinks the cattle plague isn't cowpox. While he tries to find the poison, Jinyoung gets infected...

Kwanghyon finds the cure for the illness and saves Jinyoung as well as all the other patients. The Princess leaves the palace to see Kwanghyon...

Kwanghyon tries to treat his colleague, Kang Dalho, with acupuncture. He's about to face severe consequences when...

Kwanghyon gets punished for attempted murder with acupuncture. After he recovers, he gets an offer to become a real doctor by Lord Ko.

When the medical exam is announced without any restrictions in social class, Gwanghyon begins preparing with Jinyong's help.

Kwanghyon is preparing for the exam when Lord Yi Myonghwan finds out about them. He restricts Jinyong from seeing him and tries to stop him from becoming a doctor.

Kwanghyon passes the exam and becomes an apprentice. He wants to prove to Myonghwan how commoners like him can become physicians too.

Kwanghyon and Jinyoung save Eunso. While he is locked up in the morgue, he brings a corpse back to life.

Songha tells Kwanghyon that he can't get with Jinyoung since he's a commoner and she's a noble. The nurse finds out that Oh Jangbak is from the same island as Kwanghyon. During the practical application, Kwanghyon faces the king...

Lord Ko tells Kwanghyon being a horse doctor is nothing to be ashamed about. However, when Kwanghyon diagnoses the king with gallstones, he's faced with dismissal from the clinic...

The king forms sepsis and Kwanghyon finds out that his diagnosis was correct. However, the queen, viceroy, and Lord Yi are against Lord Ko treating the king...

Yi Myonghwan tries to stop Lord Ko from treating the king, but Kwanghyon helps him. The nurse tells Kwanghyon that someone poisoned him on purpose, and Lady Shin tells him to be careful of Yi Myonghwan.

The princess asks Jinyoung to set her up with Kwanghyon at the lantern festival. Things don't go as planned and Kwanghyon ends up with Jinyoung instead.

Kwanghyon gets charged with harrassing the viceroy's daughter-in-law. Inju tells Lord Ko the truth about Kwanghyon and Jinyoung.

Kwanghyon gets released and performs surgery on the widow. Nurse Inju finally decides to tell him the truth about his father...

Nurse Inju tells Kwanghyon about his past and how he has to choose between Jinyoung and his father. Meanwhile, he discovers Lord Ko with a serious illness...

Lord Ko has been diagnosed with Sequestrum and Kwanghyon attempts to operate on him. Meanwhile, the widow tells Jinyoung her father was behind Lord Ko's poisoning...

Kwanghyon successfully accomplishes Lord Ko's surgery. Lord Yi finds out that Kwanghyon is Kang Dojun's son and captures him.

Kwanghyon finds out that Jinyoung is Yongdal and they reunite. Meanwhile, Lord Ko gets tetanus and is in critical condition...

Lord Ko passes away and Kwanghyon gets blamed for it. Songha, Jinyoung, and the Princess try to help him escape...

Kwanghyon survives Yi Myonghwan's trap and is on the search for Master Saam. He leaves to the Qing with So Kayoung and Master Saam.

Kwanghyon is treating patients in Ningbo, Qing China with Master Saam and Kayoung. Meanwhile, Lord Yi is planning on a trip there...

The Empress has been diagnosed with sequestrum. Physicians from different areas are brought together to find a cure. They use surrogates before they start the actual treatment on the Empress, and Kwanghyon tries to come up with a cure for tetanus.

Lord Yi treats her Grace while Kwanghyon tries to figure out the cure for tetanus. He finds out that Jinyoung had visited Qing and chases after her...

Kwanghyon cures the empress and goes back to Joseon. Meanwhile, Jinyoung creates her own surgical college.

Kwanghyon is back at the capital treating patients anonymously. Songha gets injured while he's trying to help Jinyoung...

Kwanghyon amputates Lord Oh's leg successfully. Meanwhile, Master Saam gets arrested to the infirmary for practicing magic.

Jinyoung finds the medical records and matches it up Kwanghyon's handwriting. Kwanghyon finally makes a comeback at the pavilion where everyone is present.

Kwanghyon gets praised by the king for treating the hospital's cast-offs and carrying on with Lord Ko's vision. The king has appointed him to be the physician of the seventh rank...

A man with Onguk's Guide to Sores shows up and tells Yi Myonghwan that he doubts Kwanghyon's abilities to treat the Crown Prince. They face danger when the Crown Prince doesn't stop bleeding from the surgery...

Kwanghyon successfully treats the Crown Prince with acupuncture. However, after his treatment regimen doesn't work, they start to look for alternatives...

Kwanghyon treats the Crown Prince with toad ashes. The capital is in grave danger as smallpox begins to spread...

The doctors find out that the cure to smallpox is to adjust the treatment for each stage of the disease. However, Dr. Choi manages to make the Princess's condition worse and Kwanghyon tries to stop it...

Kwanghyon pleads to the King to use a veterinary procedure to save the Princess. The Ministers request his dismissal from the palace...

Kwanghyon tells Songha that he is going to charge Lord Yi of Yi Hongik's murder. Meanwhile, Kwanghyon sends Jinyoung away with the Princess while they are in trial...

Jinyoung suspects something after she hears Officer Kang talking about her old records. Meanwhile, the Queen becomes ill...

Jinyoung is saddened by the fact that she took away everything from Kwanghyon. She tries to put things back into place when the Queen rejects Kwanghyon's treatment...

Jinyoung tells the Queen the truth about their birth secret. The inquisitors are after Lord Yi as the truth reveals itself...

Lord Yi turns himself in and the viceroy and ministers face punishment as well. Jinyoung has to return to being a slave, but Kwanghyon tries to stop it...

Jinyoung gets freed from being a slave, however the officials are against their marriage since Kwanghyon's from the capital's finest family. The viceroy pressures him into entering the public service...

Doctor Baek and his medical staff discuss how to operate on the King's ulcer. Meanwhile, the viceroy tries to stop the operation...

Kwanghyon becomes a royal physician and does private practice for those in need. He lives happily ever after with Jinyoung saving many lives, including what he's best at- treating horses.