in the 1400s lived 5 princesses Minji,Hanni, Danielle,Haerin, and Hyein. these princesses lived in the palace walls and never could go out since their parents feared they would be killed or kidnapped. since the girls felt bored often they would sneak out late in the night to explore the city. On a calm and quiet day y/n a new servant came to work at the palace as a cleaner but what y/n didn't think would happen is that she would catch the interest of 5 girls.