Irregular EmpressUndercover Empress; 비정규직 황후; Hoàng hậu tập sự

"Do you want to live as Estella instead of Estien?" A member of the famous Arthur family that went into ruin, Estien. Estien hid his talent and lived as a regular knight but one day the crown prince offered something weird. Based on the [url=https://page.kakao.com/home/%EB%B9%84%EC%A0%95%EA%B7%9C%EC%A7%81-%ED%99%A9%ED%9B%84/48900910]Original Webnovel[/url] by HAN Mint