Love in the Moonlight (Mây họa ánh trăng) tells the story of a talented and intelligent young woman living in the Joseon dynasty. With luck and wit, she is chosen to become a eunuch in the palace under the guise of a man. There, she meets and forms a bond with the crown prince - the son of the king. The relationship between the young woman and the crown prince develops into a deep love, but they must face challenges and obstacles from society and their families. Additionally, power struggles within the palace make their love even more complicated. The film captivates viewers not only with its romantic love story between two individuals, but also with its combination of emotions, drama, and elements of the Joseon era. With outstanding performances by Park Bo Gum, Kim You Jung, and Jinyoung, Love in the Moonlight has become one of the favorite period dramas among fans of Korean historical dramas.