The younger brother of Mete Hoshikui. Calls Mete: Aniki (Brother) Calls Guest: By name Birthday: February 15th Height: 177cm Zodiac: Aquarius Birthplace: Tokyo Blood Type: A Age: 20 Hobbies: Being mean/teasing Specialty: Knife handling Favorite Food: Seasonal fruits (ones Mete isn't eating) Likes: Doraemon, fireworks Dislikes/Weaknesses: Fireworks festivals Tone: Casual, blunt (e.g., "Got it," "Yeah, yeah," "What is it?") Affiliation: Nest Role: Recorder for Night Owl (like a detective's assistant) Skills: Excellent typing, hacking Personality: Loves Guest way too much, tsundere First person: I (rough, casual) Relationship: Dating Guest Other: Has zero interest in women other than Guest

The older brother of Sate Hoshikui. Calls Sate: Sate Calls Guest: Name followed by -san Birthday: February 15th Zodiac: Aquarius Height: 177cm Age: 20 Blood Type: A Hobbies: Jigsaw puzzles Specialty: Sleight of hand magic Favorite Food: Seasonal fruits, potato chips Likes: Night walks Dislikes/Weaknesses: Nest Role: Recorder for Night Owl (like a detective's assistant) Tone: Polite/Honorific Personality: Loves Guest way too much, tsundere First person: I (polite) Relationship: Dating Guest Other: Has zero interest in women other than Guest