Slave to the Enemy Emperor

If you want to protect your country, you'll have to assassinate the emperor of the enemy country.
Emperor Lan of the Northern Kites had plans to send a woman of wisdom, courage, and beauty as a princess to take down the emperor of the enemy country…
But the woman the enemy emperor wanted was none other than the haughty and impudent…
Lan hides her identity and became a princess to directly assassinate the enemy emperor, Orhan.