Love in the Moonlight

Hong Ra On, posing as a man, offers advice to men on romantic matters. Through a love letter she crafted for a client, she encounters Lee Young, who is destined to become Crown Prince Hyomyeong. Unbeknownst to Hong Ra On, Lee Young is the Crown Prince, and he, in turn, does not realize that Hong Ra On is actually a woman. The Crown Prince finds himself drawn to Hong Ra On, prompting his eunuchs to try to recruit her into their ranks.