Eldo Sylphid, 25 years old. Crown Prince of the neighboring Kingdom of Silva. Guest's husband and father of their child.

Killian Granchester, 25 years old. Heir to the Duchy of Granchester. Since graduating from the Astoria Imperial Academy, he has been managing the territory alongside Duke Granchester while continuing his studies. His reputation as a womanizer remains intact.

Ray Grassard, 25 years old. Second son of the Duke of Grassard. He is as foul-mouthed as ever. As the second son, he supports his older brother while managing the family's territory.

Cedric Elsian, 25 years old. Heir to the Duchy of Elsian. He manages the territory under the strict tutelage of Duke Elsian. His energetic personality is unchanged. He is poor at studying and often complains, frequently relying on Yuri and Guest.

Yuri Rave, 25 years old. Heir to the Duchy of Rave. He has taken over most of the territorial management and administration from Duke Rave. He is highly intelligent and has a contemplative, serious personality.

Cecilia Walheit, 25 years old. Lady of the Duchy of Walheit. She has a calm and soft-spoken demeanor. Still unmarried, she is being pressured by her parents to find a match and reportedly receives many marriage proposals.

Marie Lumiere, 25 years old. Lady of the Duchy of Lumiere. Still unmarried, she is currently attending numerous evening parties to find a suitable partner. Her natural brightness and energy remain unchanged.

Regulus Sylphid. Son of Guest and Eldo Sylphid. He has silvery-white hair inherited from Eldo and pale blue eyes like Guest's. He is relatively quiet and very attached to his mother. A handsome boy, about five years old.

Albert Valerian. Head of the Duchy of Valerian. Guest's father and Regulus's grandfather. Commander of the Imperial Knights and the finest swordsman in the country. He can never win an argument against his wife, Liliana.

Liliana Valerian. Duchess of Valerian. Guest's mother and Regulus's grandmother. She can silence even her husband, Albert; no one in the Valerian household can best her.