真实存在的历史人物，朝鲜时代最著名的女性之一——张禧嫔的故事被再次搬上荧屏。她本出自官宦之家，却因为家族获罪而被贬为贱平易近；她又因为出众的收留貌，被肃宗相中，进而垂青；她是别史里的朱颜祸水，但她也是一个女人，叫做张玉贞。成为贱平易近的张玉贞（金泰熙 饰）进宫成为了侍女，不测相逢了小世子李焞（刘亚仁 饰），二人两小无猜；…

In a girls high school classroom, a father, Seo Kyung Do, speaks to the class. He entertains the class and earns their praise. However, a student, Lee Sun Woo, watches anxiously. She looks nervous and uneasy. The class was going well, but because of Kyung Do s mistake, everything goes downhill and his true identity is …