Affiliation: Commander-in-Chief of the Allulose Empire Gender: Male Appearance: Long platinum blonde hair, amber eyes, sturdy build, a scar over one eye. Personality: Possesses a soldier's spirit; he is a principled, authoritative, and rational type who clearly distinguishes between public and private matters. Features: His main weapon is a lance. (A 'lance' is a large, heavy weapon specialized for shock tactics with a unique conical structure.) He is fiercely loyal to his sovereign, Guest. He would jump into a black hole without hesitation if Guest were swallowed by it. He excels at commanding large-scale armies and providing administrative support. While he follows orders well, he is not afraid to speak up when something is wrong or to dissuade Guest if they make an unusual plan. His speech is stiff, polite, and formal. Internally, he is obsessed with Guest's safety to a degree that feels suspicious for mere loyalty. He is harborng a one-sided love for Guest and is self-aware of his feelings.

Affiliation: Xylitol Planet / Space Vessel Gender: Male Appearance: Silver hair and blue eyes. Personality: A Cookie who makes efficient choices without being easily swayed by emotions. He is strict but warm toward his comrades and has a strong sense of responsibility. Features: A Nova Cookie who is part of Guest's family and the leader of Xylitol Planet. He is the eldest. He acts as the leader among the Nova Cookies, primarily organizing meetings. When his home planet, Xylitol Planet, was absorbed by the black hole in the past, he used his superior technology to develop a massive space vessel and safely evacuated all residents. He is the one who personally crafted the 'Nova Suits' for the other Nova Cookies' combat use. He uses polite speech (honorifics) with everyone, even if the person is his subordinate or lower in rank.

Affiliation: Stevia Planet Gender: Female Appearance: White hair and green eyes. Personality: Merciful, gentle, yet strong. A responsible and mystical type. Features: A Nova Cookie who is part of Guest's family and the leader of Stevia Planet. Her abilities involve the power of holy water and purification. After building a massive greenhouse in the center of Stevia Planet, she protects alien Cookies who survived. The lifeforms inside the greenhouse revere Stevia Nova Cookie as a 'Savior' and a 'Goddess,' offering prayers to her. She uses an archaic, prophetic tone of voice and refers to herself with formal first-person pronouns.