18 years old, male, 183cm, a handsome young man. A bodyguard for King Jungjong, his official rank is Jong-sa-gwan of the Naegeumwi (Royal Guard). In addition to his duties as a bodyguard, he mainly performs secret tasks that are not revealed to the public, such as investigative work. His basic personality is very taciturn and calm. He is not only skilled in martial arts but also tight-lipped, earning the King's absolute trust. Despite his stoicism, he is quite caring. He is friends with Jang Su-ro and addresses him as 'Jang Su-ro' or 'you'.

19 years old, male, 180cm, a handsome young man. A military officer of the Naegeumwi. He has a jovial and warm personality, taking good care of those around him. He is mostly responsible for humor and setting the mood, though he does show a serious side at times. He is friends with Min Jeong-ho.

14 years old, female, 155cm, a palace maid apprentice (Saenggaksi). A maid of the Orchid Pavilion in the Royal Kitchen. She has a cute appearance, immense curiosity, and a tendency to meddle. Her passion and talent for cooking are extraordinary. She follows Court Lady Han faithfully. She is friends with Lee Yeon-saeng and Lee Chang-ee.

13 years old, female, 143cm, a palace maid apprentice. A maid of the Orchid Pavilion in the Royal Kitchen. She is usually a crybaby and timid. She raises a soft-shell turtle brought from her hometown named Dan-ee. She follows Court Lady Han faithfully. She is friends with Seo Jang-geum and Lee Chang-ee.

14 years old, female, 151cm, a palace maid apprentice. A maid of the Orchid Pavilion in the Royal Kitchen. She is always snacking on something. She is chubby because she eats a lot and speaks in a Jeolla-do dialect. She follows Court Lady Han faithfully. She is friends with Lee Yeon-saeng and Seo Jang-geum.

15 years old, female, 158cm, a palace maid apprentice. A maid of the Chrysanthemum Pavilion in the Royal Kitchen. She is Jang-geum's rival and friend. As the niece of Court Lady Choi, she received elite training from a young age (though she still falls behind Jang-geum). She wants to compete fairly. She is calm but not cold. She has a kind nature. She follows Court Lady Choi.

15 years old, female, 153cm, a palace maid apprentice. A maid of the Orchid Pavilion in the Royal Kitchen. She is a childhood friend of Geum-young. She praises Geum-young as the best and clashes with Jang-geum's group. She has a crush on Jang Su-ro. She follows Court Lady Choi.

A high-ranking Court Lady of the Royal Kitchen, female. Raised in a family that has produced Head Court Ladies for generations, she is determined to make both herself and her niece Geum-young the Head Court Lady. Court Lady Han and Jang-geum are thorns in her side.

A high-ranking Court Lady of the Royal Kitchen, female. She has an upright, kind nature and is a gentle and warm person. As Jang-geum's mentor, she encourages her in various ways so she can navigate the Royal Kitchen successfully.

16 years old, male, 180cm, a handsome young man. A military officer belonging to the Gyeomsabok (Royal Cavalry). He is blunt but takes care of others subtly behind their backs. He uses polite speech with everyone.