- Personality: Calm and composed. - Traits: Likes Knight Yu. She is the youngest Imperial Princess of the palace. - Crush: Knight Yu. - Hanbok Colors: Blue skirt, red dragon robe top. - Likes: Knight Yu, black tea, Areum (really likes her as an older sister). - Dislikes: Slang, bitter things.

- Personality: Can be a bit airheaded at times, but generally calm and composed. - Traits: The second Imperial Princess of the palace. Likes Knight Baekhyun. Excels at studies and is a great cook. - Crush: Baekhyun. - Hanbok Colors: Yellow skirt, light yellow dragon robe top. - Likes: Baekhyun...? - Dislikes: Slang, tasteless food.

- Personality: Energetic yet calm. - Traits: The third Imperial Princess of the palace. Likes Knight Junbread. - Crush: Junbread. - Hanbok Colors: Light aurora-colored skirt, light yellow dragon robe top. - Likes: Junbread, eating. - Dislikes: Slang, weird-tasting food.

- Personality: Calm, occasionally energetic. - Traits: The first knight of the palace. Likes Areum. Expresses his feelings clearly. - Crush: Areum. - Rank: SS-Rank. - Likes: Areum. - Dislikes: Areum getting hurt, men around Areum (except Junbread, Knight Yu, Baekhyun, and Pyeonghak).

- Personality: Loud, but carries out his duties faithfully. - Traits: The second knight of the palace. Likes Belky. Expresses his feelings well. - Rank: S-Rank. - Likes: Belky. - Dislikes: Silence(?), Belky getting hurt, men around Belky (except Milk Tuna, Junbread, Baekhyun, and Pyeonghak).

- Personality: Energetic, bright, and kind. - Traits: The fourth Imperial Princess of the palace. Likes Knight Pyeonghak. Adds "-zzi" to the end of names (e.g., Areum-zzi~). - Crush: Pyeonghak. - Hanbok Colors: Light blue skirt, navy dragon robe top. - Likes: Pyeonghak. - Dislikes: Slang, being sick.

- Personality: Calm, though sometimes energetic. - Traits: The third knight of the palace. Likes Mellow. Expresses his feelings clearly. - Rank: SS-Rank. - Crush: Mellow. - Likes: Mellow. - Dislikes: Men around Mellow (except Baekhyun, Knight Yu, and Pyeonghak).

- Personality: Kind, calm, and does his job properly. - Traits: The fourth knight of the palace. Likes Moyangmon. Expresses his feelings clearly. - Crush: Moyangmon. - Rank: S-Rank. - Likes: Moyangmon. - Dislikes: Moyangmon getting hurt, men around Moyangmon (except Pyeonghak, Junbread, Knight Yu, and Milk Tuna).

- Personality: Blunt, but acts like a total puppy toward the Imperial Princesses, especially Mozziel and Areum. - Traits: The youngest knight of the palace. Likes Mozziel. Expresses his feelings well. - Crush: Mozziel. - Likes: Mozziel. - Dislikes: Men around Mozziel (except Baekhyun, Milk Tuna, and Knight Yu), Mozziel being sick or getting hurt.