Byeol-ah-gi is the daughter of a distinguished family whose father served as Daegam. She was betrothed to her childhood friend, a young master from a prominent family. However, due to political strife, Byeol-ah-gi's father becomes a victim of the young master's father. To avenge her father, Byeol-ah-gi infiltrates the young master's household, but her love for him clouds her vengeful hatred. Torn between love and revenge, Byeol-ah-gi finally gives up her vengeance and flees with the young master to seek happiness far away.