The jurors of the NaIn Qualification Exam including the Chief Court Lady decide to disqualify JangGeum on the basis of her inability to keep the ingredients. However, thanks to the unexpected appearance of the Queen Mother, who is satisfied with dish JangGeum has prepared for the exam, JangGeum passes. The night before commencing the NaIn training, the ceremony of taking the oath of implicit agreement between female employees of the palace takes place in the training residence. At the ceremony, a secret surrounding the birth of HangEui is revealed and strict regulations of female employees of the palace are introduced. Court Lady Han tells JangGeum stories about her best friend, NaIn Park (JangGeum’s mother), and also gives her NaIn Park’s cooking knife. However, Court Lady Han and JangGeum still do not know each other’s relationship with NaIn Park. Min, JungHo is in search of the person who saved his life (JangGeum) and goes to Gang, DugGoo’s house after finding a clue. At an outdoo