Kingdom: Season - 1 - Region 0

Set in the Joseon period. The King falls ill to smallpox and rumors start to spread that he has actually died. Meanwhile, Crown Prince Lee Chang is labeled a traitor by the Haewon Cho Clan, the clan of the current pregnant Queen and her father, Chief State Councillor Cho Hak Joo. While trying to uncover the mystery of what happened to his father, the Crown Prince goes with his guard, Moo Young, to Dongnae to look for Lee Seung Hui, the physician that treated his father, only to be stuck with Assistant Physician Seo Bi and a mysterious man named Young Shin in a village plagued with a terrifying disease.