While Ashin is away, her world is annihilated. A political ploy by Joseon officials leads the fierce Pajeowi Jurchens to believe her village was responsible for the deaths of their tribesmen. In a swift, brutal massacre, Ashin’s entire community is slaughtered. Returning to find only charred remains and silence, the girl seeks refuge at the Joseon military camp, begging Commander Min Chi-rok for the chance to avenge her people.
Ashin, a member of the marginalized "Seonhyangbi" Jurchens who have pledged loyalty to Joseon, lives a life of quiet desperation. While scavenging the forbidden Pyesa-gun mountains to find a cure for her dying mother, she stumbles upon a cave adorned with strange murals. There, she finds the —the Resurrection Plant—a purple flower said to bring the dead back to life. Written nearby are the warnings of its terrible price, but to a desperate daughter, the risk is invisible. The Betrayal Kingdom: Ashin of the North (2021) English Subtitles
Ashin travels south, carrying the purple flowers and the knowledge of how to use them. She encounters a physician’s assistant, passing on the secret of the plant that will eventually reach the King of Joseon. Her vengeance is not a single act, but a slow-burning fuse that will ignite the Great Plague, turning the entire peninsula into a graveyard. While Ashin is away, her world is annihilated