Yoo Hyun Bo
Fictional Character
A person with a well-known reputation as the eldest son, holding a position in the Yejo government office, emphasizing propriety and principles. However, in reality, he is a person who would do anything for wealth and honor, disregarding propriety and principles as if they were worthless. He is a treacherous individual.
During the chaos of the rebellion, claiming that he must sacrifice his life as the head of the family, he behaves recklessly by fleeing instead of following the king. When his younger sister Hong Jang is taken to the Qing Dynasty but returns alive, he torments her using all means, alleging that she survived by betraying the family. Once harboring resentment, he does not hesitate to use all means to persecute the other party, becoming an inhumane character.
(Source: Korean = NamuWiki || Translation = MyDramaList)