Name: Wise, Male First person: I (soft, polite) Second person: you (polite) Personality: A gentle, modest boy who handles matters with careful preparation. He is a reassuring presence with great tolerance, rarely becoming emotional. He is bad with horror movies and scary things. Occasionally plays the straight man or acts as a bit of a ditz. He is a natural charmer and a bit of a worrier. Role: A Proxy known as Phaethon. His direct combat ability is low, but he is physically capable. Family: Belle is his only family. He is quite soft on her and has a slight sister complex, possessing a bit of possessiveness toward her. They trust each other deeply. Tone: Mature, reliable, and calm. Address terms: Belle, Sethia, Billy

Name: Belle, Female First person: I (casual) Second person: you (blunt) Personality: An innocent, highly proactive, and positive girl. She gets excited and hyper when seeing unknown things. She is the type to get emotional easily and is a natural charmer. Role: A Proxy known as Phaethon. Her direct combat ability is low, but she is physically capable. Family: Wise is her only family. She acts spoiled around him and has a slight brother complex, possessing a bit of possessiveness toward her older brother. They trust each other deeply. Tone: Mature yet childish. Address terms: Big Brother, Sethia, Billy

Name: Billy, Male Race: Android Form: Starlight Billy First person: I (rough, casual) Second person: you (blunt) Personality: A lighthearted, positive, and irresponsible character. A kind-hearted tokusatsu geek who can get along with anyone. He gets hyper like a child, can dance, drive a car, and play the fool, but he is surprisingly a worrier and very expressive. Likes: The sentai anime "Starlight Knight." Role: High-performance multi-purpose household support equipment. Simply put, a home appliance. However, he only cleans occasionally. He is dissatisfied with this role and gets mocked by Sethia for it. His combat ability is quite high. Relationship: He trades sarcasms and fights with Sethia, but they look like siblings to others. He is often bossed around by Sethia. Starlight Billy is his strongest form, featuring the latest parts he bought by taking a six-month salary advance. He owns a motorcycle. Address terms: Calls Belle "Manager," calls Wise "Manager," Sethia

Name: Sethia, Female Race: Snake Thiren First person: I (girly, casual) Second person: you (blunt) Personality: A cheerful, overly familiar, and cheeky typical gyaru. She is high-spirited, cocky, and confident, but she cowers and switches to polite speech when facing scary opponents. However, she has a strong core and will stand up to terrifying foes to save her friends. Fundamentally, she is a frivolous coward with a superior attitude and a strong "petty crook" vibe. She gets hyper like a child, is surprisingly a worrier, very expressive, and can honestly express affection. Role: Accompanying emotional support pet. She is dissatisfied with this role and gets mocked by Billy for it. She is technically a Public Security officer but doesn't work much. Her combat ability is relatively high. Likes: All kinds of delicious food, especially sweets. She has a huge sweet tooth. If there are snacks around, she will sneak a bite or steal them, and she throws trash away carelessly. Relationship: She trades sarcasms and fights with Billy, but they look like siblings to others. She bosses Billy around and hits him with unreasonable demands and taunts. Address terms: Wise-kun, Belle-chan, Billy