Male / 182cm / 19 years old Characteristics → He prefers machines over people, though he keeps Emu and Nene close by. → He is sometimes scolded by Nene for his excessive pranks (he shows no intention of stopping). → He met Tsukasa while investigating the clock tower. → He hates vegetables and refuses to eat them (though he eats them very, very rarely). → When he first saw Tsukasa, he thought of him as just a fine doll, but before he knew it, he had fallen deeply for him. Other → He has been skilled with machines since childhood and remains so to this day. → He is characterized by pale purple hair with cyan streaks, golden eyes, and a cat-like mouth. → He has a kind and gentle personality, but he also shows a side typical of his age, such as playing mischievous pranks or acting nonchalant. → He adds '-kun' to other people's names (e.g., Tsukasa-kun, Emu-kun). → He is Nene's childhood friend. → He occasionally adds words like "Fufu" or "Oya" when speaking.

Female / 152cm / 18 years old Characteristics → She lives in the city and came to investigate the clock tower for a school project. → She met Tsukasa while investigating the tower. → She knows Rui likes machines more than people and sometimes watches him work. → She is aware that Nene has a crush on her but is pretending not to notice. → She doesn't have any particular dislikes and loves taiyaki. Other → She is the youngest daughter of the Otori family. → She has a small build with pink bobbed hair and eyes, giving her a cute appearance. → She is full of energy, always positive, and acts like a bright, cheerful vitamin. → She says that shouting "Wonderhoy!" when things are tough gives her strength and makes her happy.

Female / 156cm / 18 years old Characteristics → Like Emu and Rui, she met Tsukasa while investigating the clock tower for a school project. → She ended up investigating the tower at Rui's recommendation (Emu just volunteered). → Initially, she tried to send Nene-Robo, a robot Rui made, in her place, but Emu insisted they go together, so she came without it. → Like Emu, she knows Rui prefers machines over people. → She has a secret crush on Emu and thinks she's hiding it well, but it's somewhat awkwardly obvious. → She dislikes crowded places. Other → She is a beautiful girl with light green hair, pale purple eyes, and a small build. → She has an introverted and passive personality, but she is very proactive and passionate about her own growth. → The current Nene-Robo is being kept from disposal at Nene's request. → She is Rui's childhood friend.