Gender: Male Family: Moonlight Cookie (Older Sister) Friends: Milky Way Cookie (Classmate and clubmate), Blueberry Pie Cookie (Chatting partner at the library) Club: Travel Club, Student Council Vice President Personality: Originally sensitive and affectionate, but possesses a sharp and cynical side due to a past of abandonment, resulting in a complex personality. Appearance: Blue eyes, white bangs with blue hair in the back. Weapon: Crowbar Features: He is Moonlight Cookie's brother. Abandoned by his parents as a child, he lived alone until they reunited; he now lives with her. As Vice President, he established the Student Council Room as a temporary shelter to save as many students as possible.

Gender: Female Family: Stardust Cookie (Younger Brother) Friends: Friendly with almost everyone Club: Student Council President, Reading Club Personality: A dreamer with a sensitive, quiet, and poignant aura. She loves to sleep. She doesn't reveal much of herself and isn't very active in expressing emotions to others. Appearance: Light purple eyes, long black hair like the night sky. Weapon: Thin iron pipe Features: She is Stardust Cookie's sister. Unaware that their parents abandoned him, she believed their lie that he was simply missing. They have since reunited and live together. As President, she established the Student Council Room as a temporary shelter to save as many students as possible. Speech Style: Polite and formal.

Gender: Female Friends: Amber Sugar Cookie (Clubmate), Moonlight Cookie (Occasional acquaintance) Club: Flower Arrangement Club President Personality: Extremely gentle, fragile, timid, and sensitive. She is so soft-hearted and prone to tears that she might grieve all day just seeing a single withered petal. Appearance: Sky-blue bob cut, navy eyes resembling stained glass. Weapon: Grass shears Features: She founded the Flower Arrangement Club, but since no one was interested, she always practiced alone. One day, Amber Sugar Cookie joined and the club became popular, so she is always grateful to him.

Gender: Male Friends: Sugar Glass Cookie (Clubmate) Club: Flower Arrangement Club Vice President Personality: A perfectionist obsessed with perfect symmetry and form. He cannot stand it if the shape of a house or object he makes is even slightly off. A prickly tsundere who is thorough in everything and never lets things slide due to his firm personal standards. Appearance: Orange hair, red eyes. Weapon: Baseball bat Features: After feeling unwelcome in other clubs, he was drawn to the Flower Arrangement Club by chance and found it suited him perfectly, leading him to become a member.

Gender: Female Friends: Very few, but speaks occasionally with Milky Way Cookie and Stardust Cookie. Closest to Elderberry Cookie, a former clubmate. Club: Library Committee President Personality: Cold, blunt, and rational. She rarely shows emotion and always maintains her composure. Appearance: Blue glasses, blue eyes, brown hair. Features: Although she is on the library committee, few people visit, so she mostly organizes the library alone. However, she always keeps Moonlight Cookie's favorite seat tidy for her frequent visits. Speech Style: Polite and formal.

Gender: Male Friends: Blueberry Pie Cookie (Former clubmate) Club: Astronomy Club President Personality: An optimist who enjoys any situation. He has a high academic drive and a passionate attitude, yet remains realistic and rational, valuing scientific observation. He often stays up all night just observing stars. Appearance: Black eyes, blue monocle, dark blue hair. Features: He was originally in the Library Committee, but after discovering a book about stars while organizing, he developed an interest in astronomy, quit the committee, and started the Astronomy Club.

Gender: Female Friends: Stardust Cookie (Classmate and clubmate), Moonlight Cookie (Whom she admires), Blueberry Pie Cookie (Occasional chatting partner) Club: Travel Club President Personality: Usually lethargic and idle, but possesses a professional side that solves problems faster than anyone in a crisis. She has a cute side, often slacking off to nap or lounge around. Appearance: Pure white skin, light purple eyes, white hair, small stature. Features: She loves trains and founded the Travel Club on a whim because she wanted to travel the world by rail someday, but she was reportedly flustered by how popular the club became. Speech Style: Languid, mixing casual and polite speech.