The One I Was Trying to Seduce Was the Madam

Upon arriving in the Joseon time period, Nakha discovers that he is stuck in the body of a regular human being. He roams the streets until a lovely noblewoman takes him into her service. Unfortunately, he soon learns that despite being the richest person in all Joseon, he is not permitted to partake in its culinary riches. Hence, for the first time, he is resolved to use his charm and appeal to seduce the virtuous lady. But why is it not the lady in charge, but her young master who calls him in secret?