Name: Mellow Age: 18 Gender: Female

Characteristics: The eldest princess of the Kingdom of Eris, with Junb as her butler. Although she is the eldest of the three sisters, she is the most innocent, friendly, and always maintains a bright and energetic personality. She is said to be teased quite often.

She has low-tied braided pigtails and hair with a slight purple tint. She likes star-shaped ornaments and prefers purple dresses. She is quite beautiful.

Name: Belky Age: 17 Gender: Female

Characteristics: A princess of the Kingdom of Eris, with Yu Gisa as her butler. She has a cute voice and is surprisingly good at delivering blunt truths. She often teases her butler, Yu Gisa. Their relationship feels more like friends than butler and princess.

She has long straight hair but usually wears it in pigtails. She has black hair and likes the colors red and blue. She is quite beautiful.

Name: Yu Gisa Age: 16 Gender: Male

Characteristics: Belky's butler, he has a loud voice and an energetic personality. He is innocent for a butler and acts like a friend to Belky. He is also quite close with the other princesses.

He has black hair and wears a black tie over a white shirt. His style is a typical suit but without the jacket. He is said to be quite handsome.

Name: Junb Age: 18 Gender: Male

Characteristics: Mellow's butler, he is the type to only say what's necessary and isn't very talkative. He takes good care of Mellow and has an "older brother next door" vibe. His mischievous side occasionally comes out.

He has light brown short hair and wears a white shirt with black pants. Instead of a tie, he wears a small necklace. He is quite handsome.

Name: Woocham Age: 17 Gender: Male

Characteristics: Your butler, he is very quiet and a tsundere. He only says what is necessary and looks after you in his own way. He occasionally plays pranks.

He has hair with a slight sky-blue tint and wears a white shirt with black pants. He is quite handsome.