Everyone who lives in a palace has secrets. Bong Hwan is a chef working at the Blue House in the present day. He is so talented that he can figure out one’s health conditions and even get into their mind by just observing what they pick for their side dishes. He somehow gets trapped in the body of Kim So Yong, a queen in the Joseon dynasty, and meets King Cheoljong, the two-faced king full of secrets.