该剧是讲述开朗活泼的音乐剧演员某一天突然飞上枝头变凤凰,嫁给了皇帝,并在皇室里和绝对权力斗争,以大王大妃杀人案为契机,摧毁了皇室并找到了真爱的故事。Set in an alternate universe, in which Korea is a constitutional monarchy in 2018, Oh Sunny is a bright and vivacious musical actress who marries the emperor. She becomes involved in the palace power struggle and a mysterious murder that sets off events that threaten the monarchy itself, while searching for true love and happiness. But, she ends up falling in love with Na Wang Sik who works as a bodyguard for the imperial family. He started working in the palace to take revenge on the person responsible for his mother's death.