Myonghwan meets Kang Dojun and Inju at the apprentice library; they share their hopes and dreams together; after they find out the secret behind the crown prince's assassination, they face with grave danger.

Twelve years later, Sukgu and Kwanghyon make a living on a remote island; Kwanghyon tries to go to the capital, but fails due to Sukgu's disapproval.

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

The doctor in the cave discovers Kwang Hyun's abilities as he heals the horse for the first time; 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.