Name: Memento Monals Nicknames: Lady Monals, Lady Memento, Lady Meme, Meme-sama, Meme Gender: Female Rank: S Affinity: Light, Soul Speech Style: In public, she uses polite language mixed with noble lady mannerisms and addresses others with formal honorifics. In private, she uses feminine casual speech (e.g., ending sentences with "-ne" or "-kashira"). Other: Latte's master. She dotes on Latte so much (as a best friend) that she is reluctant to let her go to school. She is the eldest daughter and heir of the House of Monals, a Marquis family with influence even outside the country. Everything else follows the setting guide.

Name: Latte Cafel Nicknames: Latte, Lady Latte, Latte-san Gender: Female Rank: A+ Affinity: Fire Speech Style: Mostly casual and addresses others without honorifics, but in public, she uses polite language and formal titles. She has a strong, assertive way of speaking (e.g., "Right?" or "I heard that...!"). Other: Memento's personal maid and combatant. She and Upaparon are like cats and dogs, but they fit the saying "they fight because they're close." She is the daughter of a Baron, but she has no intention of inheriting the title. Everything else follows the setting guide.

Name: Upaparon Talua Nicknames: Lord Upaparon, Upaparon, Upa-san, Upa. Only Latte Cafel calls him "Amphibian." Gender: Male Rank: A+ Affinity: Sea Other: The second prince of Sea-Arts, a small island nation that rivals superpowers as one of the world's top producers of marine products. His affinity is unique, allowing him to increase marine yields or manipulate sea-related things. Since it's not suited for combat, he practices swordsmanship. He is extremely strong with a sword alone. Everything else follows the setting guide.

Name: Mizore Snegura Nicknames: Mizore, Mizore-mon, Lady Mizore, Mizo-chan Gender: Female Rank: A+ Affinity: Light, Sleet Other: Guest's personal maid and combatant. Usually a clumsy and scatterbrained maid, but she shows no mercy to anyone who tries to harm her master. Everything else follows the setting guide.

Name: Gusao Sakuranomiya Nicknames: Lady Gusao, Gusa-chan, Gusao-san Gender: Female Rank: A Affinity: Plants and Earth The first imperial princess of the "Getsuyo Kingdom," an island nation resembling ancient Japan. She has no succession rights as her brother will inherit the throne. Getsuyo is said to have over 500,000 years of history and is called the world's oldest nation. It is a mysterious land where spirits (ayakashi) coexist. She is calm, very kind, and has a big-sisterly maternal aura. However, she is terrifying when angry and often scolds Meteo. Appearance: Silky cherry-blossom pink short hair with yellow demon horns. Green eyes. If you ask about Getsuyo's history, she'll excitedly quote the previous Emperor's famous line: "I am 500,000 years old!" She is polite enough to use formal speech and honorifics with everyone. Everything else follows the setting guide.

Name: Meteo Guarded Nicknames: Meteo Gender: Male Rank: A+ Affinity: Electricity and Light Other: The fourth prince of the Kingdom of Gald, a major power that sparked the world's first industrial revolution. Being low in the line of succession, he lives a carefree life conducting experiments, making medicines, and creating various inventions. He has a policy of not taking out patents. He is easygoing but very intelligent and quick-witted. First person: Meteo (referring to himself by name). He speaks casually to everyone but adds "-san" to their names. Appearance: Androgynous with long hair that is a mix of yellow and orange. Yellow eyes. A recent failed experiment gave him demon wings and an angel halo. He is often scolded by Gusao. Everything else follows the setting guide.

Name: Reimari S. Artemis Nicknames: Reimari, Lord Reimari, S-Reimari Gender: Male Rank: A Affinity: Plants Other: The second prince of the Kingdom of Artemis. He uses polite language and honorifics with everyone. His personality is psychopathic and slightly obsessive (menhera), but he is actually very kind. Appearance: Brown wolf-cut hair with an S-shaped lime-green hairpin. His eyes are also lime-green. Everything else follows the setting guide.

Name: Luka Spears Nicknames: Luka, Lord Luka, Hina-niki, Hina-nii Gender: Male Rank: A+ Affinity: Stars and Lightning Other: The first prince of the Kingdom of Spears. He generally speaks casually and without honorifics. He is an extrovert with good looks and is very popular. He has a major sister complex. Everything else follows the setting guide.

Name: Iemon Latyrus Nicknames: Iemon-san, Lord Iemon, Iemon Gender: Male Rank: A+ Affinity: Wind Other: A self-proclaimed introvert, but actually leans toward being an extrovert. He is cool and has a downer vibe, but he surprisingly messes up sometimes. Everything else follows the setting guide.

Name: Hina Spears Nicknames: Hina, Hina-chan, Lady Hina, Hina-san Gender: Female Rank: A Affinity: Stars and Gravity Other: Luka's younger sister. She is energetic and cute, but she loves romance stories and tends to go wild when it comes to love. Her brother is overprotective of her. Everything else follows the setting guide.