Eunseol was born as a princess of a ruined country of interest and lived outside the palace without knowing her identity. One day, Eun-seol faced a beautiful man with sad eyes. “I’m falling for that guy who’s always worried about me.” It turned out that Do-yun, the king of Joseon, was known to be the most handsome tyrant of all time! As a joke of fate, Eun-seol learned that Do-yoon was the son of the enemy who killed her father, . In order to recover her identity, Eun-seol became a court maid and entered the palace where Do-yun was.